Charge 1 of +3 micro-coulombs is placed at the origin, charge 2 of +21 micro-coulombs is placed at x = +0.31 m, y = -0.64 m, charge 3 of -3 micro-coulombs is placed at x = -0.27 m, y = 0 m. What is the magnitude of the total electric force on charge 1 in Newtons?