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Finding the Fourth Proportional to 482,665.60, 724,232.13 and 198,566.10

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Solution

The fourth proportional to 482,665.60, 724,232.13 and 198,566.10 is: 297,945.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,665.60 : 724,232.13 = 198,566.10 : x
  2. Step 2: Convert to fraction form
    482,665.60/724,232.13 = 198,566.10/x
  3. Step 3: Cross multiply
    482,665.60x = 724,232.13 × 198,566.10
  4. Step 4: Simplify right side
    482,665.60x = 143,807,949,548.79
  5. Step 5: Solve for x
    x = 143,807,949,548.79/482,665.60
  6. Step 6: Final answer
    x = 297,945.31

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