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Finding the Fourth Proportional to 531,307.28, 797,077.32 and 157,359.44

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Solution

The fourth proportional to 531,307.28, 797,077.32 and 157,359.44 is: 236,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,307.28 : 797,077.32 = 157,359.44 : x
  2. Step 2: Convert to fraction form
    531,307.28/797,077.32 = 157,359.44/x
  3. Step 3: Cross multiply
    531,307.28x = 797,077.32 × 157,359.44
  4. Step 4: Simplify right side
    531,307.28x = 125,427,640,711.90
  5. Step 5: Solve for x
    x = 125,427,640,711.90/531,307.28
  6. Step 6: Final answer
    x = 236,073.63

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