
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
A boy and his father are standing on the seashore. If the boy stands on tiptoe, his eyes will be at a height of 1 meter above the sea surface, and if he sits on his father's shoulders, his eyes will be at a height of 2 meters. How many times farther will he see in the second case? (Find the answer with an accuracy of up to 0.1, considering the radius of the Earth to be 6000 km.)

Present the answer in LaTex format: \boxed{Your answer}
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