Consider the three banks that provided the following quotations for the U.S. dollar, Japanese yen and Russian ruble: Quoted Mid Price Citibank Value of a Japanese yen in U.S. dollars (\/$) $0.0085 JP Morgan Value of a Russian ruble in U.S. dollars (RUB/S) $0.0226 Mizuho Bank Value of a Russian ruble in Japanese yen (RUB/) 2.69 Determine whether the cross exchange rate between the Russian ruble and Japanese yen is appropriate or whether there is a triangular arbitrage opportunity