Home / 516,121.38-773,755.83-227,727.71

Finding the Fourth Proportional to 516,121.38, 773,755.83 and 227,727.71

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Solution

The fourth proportional to 516,121.38, 773,755.83 and 227,727.71 is: 341,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,121.38 : 773,755.83 = 227,727.71 : x
  2. Step 2: Convert to fraction form
    516,121.38/773,755.83 = 227,727.71/x
  3. Step 3: Cross multiply
    516,121.38x = 773,755.83 × 227,727.71
  4. Step 4: Simplify right side
    516,121.38x = 176,205,639,396.27
  5. Step 5: Solve for x
    x = 176,205,639,396.27/516,121.38
  6. Step 6: Final answer
    x = 341,403.49

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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.