=+Explain this seemingly contradictory application of the concept of depreciation.

Newbirth Coatings Company purchased waterproofing equipment on January 2, 2009, for $380,000. The equipment was expected to have a useful life of four years, or 8,000 operating hours, and a residual value of $36,000. The equipment was used for 3,000 hours during 2009, 2,500 hours in 2010, 1,400 hours in 2011, and 1,100 hours in 2012.

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