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Finding the Fourth Proportional to 616,487.88, 924,731.81 and 173,255.88

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Solution

The fourth proportional to 616,487.88, 924,731.81 and 173,255.88 is: 259,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,487.88 : 924,731.81 = 173,255.88 : x
  2. Step 2: Convert to fraction form
    616,487.88/924,731.81 = 173,255.88/x
  3. Step 3: Cross multiply
    616,487.88x = 924,731.81 × 173,255.88
  4. Step 4: Simplify right side
    616,487.88x = 160,215,223,505.54
  5. Step 5: Solve for x
    x = 160,215,223,505.54/616,487.88
  6. Step 6: Final answer
    x = 259,883.82

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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.