Arkette, inc., acquired a 60 percent interest in skybox company several years ago. during 2017, skybox sold inventory costing $258,750 to parkette for $345,000. a total of 20 percent of this inventory was not sold to outsiders until 2018. during 2018, skybox sold inventory costing $122,000 to parkette for $152,500. a total of 35 percent of this inventory was not sold to outsiders until 2019. in 2018, parkette reported cost of goods sold of $557,500 while skybox reported $370,000. what is the consolidated cost of goods sold in 2018?