Complex sentence: Montgomery is the primary city of the Montgomery Metropolitan Statistical Area, which had a 2010 estimated population of 374,536 making it the fourth largest in the state and 136th among United States metropolitan areas.
Split into simpler sentences: Montgomery is the primary city of the Montgomery Metropolitan Statistical Area, which had a 2010 estimated population of 374,536. It is the fourth-largest in the state and 136th among United States metropolitan areas.