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Finding the Fourth Proportional to 534,727.80, 802,091.70 and 499,298.40

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Solution

The fourth proportional to 534,727.80, 802,091.70 and 499,298.40 is: 748,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,727.80 : 802,091.70 = 499,298.40 : x
  2. Step 2: Convert to fraction form
    534,727.80/802,091.70 = 499,298.40/x
  3. Step 3: Cross multiply
    534,727.80x = 802,091.70 × 499,298.40
  4. Step 4: Simplify right side
    534,727.80x = 400,483,102,463.28
  5. Step 5: Solve for x
    x = 400,483,102,463.28/534,727.80
  6. Step 6: Final answer
    x = 748,947.60

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