How do I find the rate when using the double declinging balance method for thiis problem?

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On January 4, 20X1, Columbus Company purchased new equipment for $657,000 that had a useful life of four years and a salvage value of $47,000. Required: Prepare a schedule showing the annual depreciation and end-of-year accumulated depreciation for the first three years of the assets life under the straight-line method, the sum-of-the-years-digits method, and the double-declining-balance method. Analyze: If the sum-of-the-years-digits method is used to compute depreciation, what would be the book value of the asset at the end of 20X2?

On January 4,201, Columbus Company purchased new equipment for $657,000 that had a useful life of four years and a salvage value of $47,000. Required: Prepare a schedule showing the annual depreciation and end-of-year accumulated depreciation for the first three years of the asset's life under the straight-line method, the sum-of-the-years'-digits method, and the double-declining-balance method. Analyze: If the sum-of-the-years'-digits method is used to compute depreciation, what would be the book value of the asset at the end of 202 ? Complete this question by entering your answers in the tabs below. Prepare a schedule showing the annual depreciation and end-of-year accumulated depreciation for the first three years of the asset's life under the double-declining-balance method. (Round your Depreciation rate to 2 decimal places i.e., 50% should be entered as 0.50.)