Bluebulb Projects' The Measure of Things presents:
60,000 is about one-and-three-fifths times the number of Seats in Fenway Park
In other words, it's 1.61850 times the count of Seats in Fenway Park, and the count of Seats in Fenway Park is 0.617860 times that amount.
(2013 figures; daytime capacity) (a.k.a. The Cathedral of Boston) (Boston, Massachusetts)