In November 2010, Sheldon, a calendar-year taxpayer, purchased office equipment (5-year property) for $600,000. The property was immediately placed into service (and is being used exclusively in Sheldon's extremely profitable business). No other personal property will be purchased by Sheldon in 2010. Sheldon wants to take the largest possible tax deduction in 2010 relating to the equipment. Compute the largest tax deduction possible in 2010 for the equipment (consider the Section 179 election, Bonus Depreciation, and MACRS):