Home / 566,151.14-781,333.59-324,456.20

Finding the Fourth Proportional to 566,151.14, 781,333.59 and 324,456.20

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Solution

The fourth proportional to 566,151.14, 781,333.59 and 324,456.20 is: 447,775.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,151.14 : 781,333.59 = 324,456.20 : x
  2. Step 2: Convert to fraction form
    566,151.14/781,333.59 = 324,456.20/x
  3. Step 3: Cross multiply
    566,151.14x = 781,333.59 × 324,456.20
  4. Step 4: Simplify right side
    566,151.14x = 253,508,527,783.80
  5. Step 5: Solve for x
    x = 253,508,527,783.80/566,151.14
  6. Step 6: Final answer
    x = 447,775.36

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.