Home / 656,425.52-984,638.20-157,789.52

Finding the Fourth Proportional to 656,425.52, 984,638.20 and 157,789.52

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Solution

The fourth proportional to 656,425.52, 984,638.20 and 157,789.52 is: 236,684.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,425.52 : 984,638.20 = 157,789.52 : x
  2. Step 2: Convert to fraction form
    656,425.52/984,638.20 = 157,789.52/x
  3. Step 3: Cross multiply
    656,425.52x = 984,638.20 × 157,789.52
  4. Step 4: Simplify right side
    656,425.52x = 155,365,588,951.66
  5. Step 5: Solve for x
    x = 155,365,588,951.66/656,425.52
  6. Step 6: Final answer
    x = 236,684.26

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.