Read this article and answer this question the average price to rent an average apartment in Neuchatel was 921.35 Swiss francs (CHF) per month (US$740, 410, 590 approx. exchange rate from 2003). The average rate for a one-room apartment was 451.40 CHF (US$360, 200, 290), a two-room apartment was about 675.66 CHF (US$540, 300, 430), a three-room apartment was about 825.15 CHF (US$660, 370, 530) and a six or more room apartment cost an average of 1647.88 CHF (US$1320, 740, 1050). The average apartment price in Neuchatel was 82.6% of the national average of 1116 CHF. The vacancy rate for the municipality, , was 0.53%.
How many more Swiss francs does it cost to rent a three-room apartment than a one-room apartment?
373.75