Question: As an ice skater begins a spin, his angular speed is 3.04 rad/s. After pulling in his arms, his angular speed increases to 5.24 rad/s.

As an ice skater begins a spin, his angular speed is 3.04 rad/s. After pulling in his arms, his angular speed increases to 5.24 rad/s. Find the ratio of the skater's final moment of inertia to his initial moment of inertia.

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