Swimming World Championships 1982 at Guayaquil (ecu) Men: 400 m Medley August 2: Final: 1. Ricardo Prado (bra) 4:19.78 (WR) 2. Jens-Peter Berndt (ege) 4:23.02 3. Sergey Fesenko (sov) 4:23.29 4. Giovanni Franceschi (ita) 4:24.89 5. Jeff Kostoff (usa) 4:28.92 6. Arne Borgstrom (nor) 4:29.53 7. Bruce Hayes (usa) 4:30.68 8. Rojer Marduga (bra) 4:32.64