CRUMBLE ground beef in medium bowl; add seasoning, salt and cayenne. Gently combine ingredients well; shape meat into eight 4-inch patties. Refrigerate.
CUT pineapple from fruit mix in quarters and chop remaining fruit into 3/8-inch pieces; place fruit in small bowl. Add preserves, lime juice and cilantro; stir to combine.
COAT unheated grill grate with no-stick cooking spray. Heat grill to medium-high (350 degrees F to 400 degrees F). Grill patties 3 to 5 minutes per side or until juices run clear. Top each burger with half slice of provolone cheese during the last 2 minutes of grilling. Place a burger in each pita; top with Apricot Pineapple Salsa.