Arkansas is about 1,498 times bigger than Fort Lauderdale.

Fort Lauderdale (excluding the city's 9.9 sq km of water area) is approximately 90 sq km, while Arkansas is approximately 134,856 sq km, making Arkansas 149,740% larger than Fort Lauderdale.
Tip: This to-scale comparison of Fort Lauderdale vs. Arkansas uses the Mercator projection, which distorts the size of regions near the poles.