Home / 928,687.82-1,393,170.13-329,598.81

Finding the Fourth Proportional to 928,687.82, 1,393,170.13 and 329,598.81

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Solution

The fourth proportional to 928,687.82, 1,393,170.13 and 329,598.81 is: 494,447.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,687.82 : 1,393,170.13 = 329,598.81 : x
  2. Step 2: Convert to fraction form
    928,687.82/1,393,170.13 = 329,598.81/x
  3. Step 3: Cross multiply
    928,687.82x = 1,393,170.13 × 329,598.81
  4. Step 4: Simplify right side
    928,687.82x = 459,187,216,975.55
  5. Step 5: Solve for x
    x = 459,187,216,975.55/928,687.82
  6. Step 6: Final answer
    x = 494,447.33

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