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Finding the Fourth Proportional to 247,443.62, 371,162.19 and 60,456.74

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Solution

The fourth proportional to 247,443.62, 371,162.19 and 60,456.74 is: 90,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,443.62 : 371,162.19 = 60,456.74 : x
  2. Step 2: Convert to fraction form
    247,443.62/371,162.19 = 60,456.74/x
  3. Step 3: Cross multiply
    247,443.62x = 371,162.19 × 60,456.74
  4. Step 4: Simplify right side
    247,443.62x = 22,439,256,018.66
  5. Step 5: Solve for x
    x = 22,439,256,018.66/247,443.62
  6. Step 6: Final answer
    x = 90,684.32

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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.