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Finding the Fourth Proportional to 461,791.62, 692,757.90 and 195,553.53

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Solution

The fourth proportional to 461,791.62, 692,757.90 and 195,553.53 is: 293,360.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,791.62 : 692,757.90 = 195,553.53 : x
  2. Step 2: Convert to fraction form
    461,791.62/692,757.90 = 195,553.53/x
  3. Step 3: Cross multiply
    461,791.62x = 692,757.90 × 195,553.53
  4. Step 4: Simplify right side
    461,791.62x = 135,471,252,780.39
  5. Step 5: Solve for x
    x = 135,471,252,780.39/461,791.62
  6. Step 6: Final answer
    x = 293,360.14

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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.