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Finding the Fourth Proportional to 534,287.40, 801,431.10 and 335,221.80

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Solution

The fourth proportional to 534,287.40, 801,431.10 and 335,221.80 is: 502,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,287.40 : 801,431.10 = 335,221.80 : x
  2. Step 2: Convert to fraction form
    534,287.40/801,431.10 = 335,221.80/x
  3. Step 3: Cross multiply
    534,287.40x = 801,431.10 × 335,221.80
  4. Step 4: Simplify right side
    534,287.40x = 268,657,175,917.98
  5. Step 5: Solve for x
    x = 268,657,175,917.98/534,287.40
  6. Step 6: Final answer
    x = 502,832.70

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