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Finding the Fourth Proportional to 344,115.90, 516,001.05 and 156,915.90

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Solution

The fourth proportional to 344,115.90, 516,001.05 and 156,915.90 is: 235,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,115.90 : 516,001.05 = 156,915.90 : x
  2. Step 2: Convert to fraction form
    344,115.90/516,001.05 = 156,915.90/x
  3. Step 3: Cross multiply
    344,115.90x = 516,001.05 × 156,915.90
  4. Step 4: Simplify right side
    344,115.90x = 80,968,769,161.70
  5. Step 5: Solve for x
    x = 80,968,769,161.70/344,115.90
  6. Step 6: Final answer
    x = 235,295.05

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