Nippon Steel's expenses for heating and cooling a large manufacturing facility are expected to increase according to an arithmetic gradient beginning in year 2. lfthe cost is $550,000 this year [year 0] and will be $550,000 again in year 1, butthen it is estimated to increase by $4?,000 each year through year 12, what is the equivalent annual worth in years 1 to 12 ofthese energy costs at an interest rate of 10% per year? The equivalent annual worth is determined to be $