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Finding the Fourth Proportional to 616,724.98, 925,245.11 and 237,543.93

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Solution

The fourth proportional to 616,724.98, 925,245.11 and 237,543.93 is: 356,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,724.98 : 925,245.11 = 237,543.93 : x
  2. Step 2: Convert to fraction form
    616,724.98/925,245.11 = 237,543.93/x
  3. Step 3: Cross multiply
    616,724.98x = 925,245.11 × 237,543.93
  4. Step 4: Simplify right side
    616,724.98x = 219,786,359,642.68
  5. Step 5: Solve for x
    x = 219,786,359,642.68/616,724.98
  6. Step 6: Final answer
    x = 356,376.61

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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.