High-Low Method for a Service Company Boston Railroad decided to use the high-low method and operating data from the past six months to estimate the fixed and variable components of transportation costs. The activity base used by Boston Railroad is a measure of railroad operating activity, termed "gross-ton miles," which is the total number of tons multiplied by the miles moved. Transportation Costs Gross-Ton Miles January 292,000 $620,800 692,200 February 326,000 March 489,200 211,000 316,000 April May 663,600 556,600 713,600 254,000 June 343,000 Determine the variable cost per gross-ton mile and the fixed cost. Variable cost (Round to two decimal places.) $ 2.10 x per gross-ton mile $ 600,000 x Total fixed cost