A Moroccan firm purchased 25 million liras of raw materials (150 tons) from China to produce ethylene and the goods arrived at Istanbul customs. Since the company made an import with incentives, it was exempted from 86% of the taxes and duties amounting to 18.5 million. In addition, as a result of preliminary research, a payment of 250 million was made for the machinery and equipment line to be established for production. In this case, what would be the approximate investment amount for the project in question?