Danny Granger had 26 points and nine rebounds to lead Indiana to a comfortable road win and a 2-1 series lead over Orlando.
Roy Hibbert added 18 points and 10 rebounds for the Pacers, who regained home-court advantage with the victory, riding good shooting early and building a 29-point lead in the fourth quarter.
They also dominated scoring underneath thanks to a 46-33 rebounding edge and have outscored the Magic 81-43 in third quarters in the series.
Glen Davis’ 22 points topped the Magic, who never led, struggled to get any scoring in the key, and made a series-low five 3-pointers.