South Carolina is about 4.8 times smaller than Montana.

Montana is approximately 376,979 sq km, while South Carolina is approximately 77,983 sq km, making South Carolina 20.69% the size of Montana. Meanwhile, the population of Montana is ~989,415 people (3.6 million more people live in South Carolina).
This to-scale comparison of Montana vs. South Carolina uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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