Home / 657,013.28-985,519.20-158,377.28

Finding the Fourth Proportional to 657,013.28, 985,519.20 and 158,377.28

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Solution

The fourth proportional to 657,013.28, 985,519.20 and 158,377.28 is: 237,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,013.28 : 985,519.20 = 158,377.28 : x
  2. Step 2: Convert to fraction form
    657,013.28/985,519.20 = 158,377.28/x
  3. Step 3: Cross multiply
    657,013.28x = 985,519.20 × 158,377.28
  4. Step 4: Simplify right side
    657,013.28x = 156,083,850,283.78
  5. Step 5: Solve for x
    x = 156,083,850,283.78/657,013.28
  6. Step 6: Final answer
    x = 237,565.75

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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.