Rhode Island is about 726 times smaller than Mexico.

Mexico is approximately 1,964,375 sq km, while Rhode Island is approximately 2,706 sq km, making Rhode Island 0.14% the size of Mexico. Meanwhile, the population of Mexico is ~129.2 million people (128.1 million fewer people live in Rhode Island).
Tip: This to-scale comparison of Mexico vs. Rhode Island uses the Mercator projection, which distorts the size of regions near the poles.