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Finding the Fourth Proportional to 616,040.10, 924,060.15 and 403,463.70

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Solution

The fourth proportional to 616,040.10, 924,060.15 and 403,463.70 is: 605,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,040.10 : 924,060.15 = 403,463.70 : x
  2. Step 2: Convert to fraction form
    616,040.10/924,060.15 = 403,463.70/x
  3. Step 3: Cross multiply
    616,040.10x = 924,060.15 × 403,463.70
  4. Step 4: Simplify right side
    616,040.10x = 372,824,727,141.56
  5. Step 5: Solve for x
    x = 372,824,727,141.56/616,040.10
  6. Step 6: Final answer
    x = 605,195.55

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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.