Home / 591,333.98-883,761.16-431,746.38

Finding the Fourth Proportional to 591,333.98, 883,761.16 and 431,746.38

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Solution

The fourth proportional to 591,333.98, 883,761.16 and 431,746.38 is: 645,254.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,333.98 : 883,761.16 = 431,746.38 : x
  2. Step 2: Convert to fraction form
    591,333.98/883,761.16 = 431,746.38/x
  3. Step 3: Cross multiply
    591,333.98x = 883,761.16 × 431,746.38
  4. Step 4: Simplify right side
    591,333.98x = 381,560,681,614.60
  5. Step 5: Solve for x
    x = 381,560,681,614.60/591,333.98
  6. Step 6: Final answer
    x = 645,254.11

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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.