Home / 591,329.28-883,754.17-431,741.68

Finding the Fourth Proportional to 591,329.28, 883,754.17 and 431,741.68

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Solution

The fourth proportional to 591,329.28, 883,754.17 and 431,741.68 is: 645,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,329.28 : 883,754.17 = 431,741.68 : x
  2. Step 2: Convert to fraction form
    591,329.28/883,754.17 = 431,741.68/x
  3. Step 3: Cross multiply
    591,329.28x = 883,754.17 × 431,741.68
  4. Step 4: Simplify right side
    591,329.28x = 381,553,514,173.73
  5. Step 5: Solve for x
    x = 381,553,514,173.73/591,329.28
  6. Step 6: Final answer
    x = 645,247.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.