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Finding the Fourth Proportional to 363,419.80, 544,092.90 and 321,947.80

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Solution

The fourth proportional to 363,419.80, 544,092.90 and 321,947.80 is: 482,003.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,419.80 : 544,092.90 = 321,947.80 : x
  2. Step 2: Convert to fraction form
    363,419.80/544,092.90 = 321,947.80/x
  3. Step 3: Cross multiply
    363,419.80x = 544,092.90 × 321,947.80
  4. Step 4: Simplify right side
    363,419.80x = 175,169,512,150.62
  5. Step 5: Solve for x
    x = 175,169,512,150.62/363,419.80
  6. Step 6: Final answer
    x = 482,003.22

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