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Finding the Fourth Proportional to 331,337.40, 495,839.70 and 303,343.80

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Solution

The fourth proportional to 331,337.40, 495,839.70 and 303,343.80 is: 453,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,337.40 : 495,839.70 = 303,343.80 : x
  2. Step 2: Convert to fraction form
    331,337.40/495,839.70 = 303,343.80/x
  3. Step 3: Cross multiply
    331,337.40x = 495,839.70 × 303,343.80
  4. Step 4: Simplify right side
    331,337.40x = 150,409,898,788.86
  5. Step 5: Solve for x
    x = 150,409,898,788.86/331,337.40
  6. Step 6: Final answer
    x = 453,947.85

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