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Finding the Fourth Proportional to 247,356.05, 371,034.95 and 60,367.55

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Solution

The fourth proportional to 247,356.05, 371,034.95 and 60,367.55 is: 90,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,356.05 : 371,034.95 = 60,367.55 : x
  2. Step 2: Convert to fraction form
    247,356.05/371,034.95 = 60,367.55/x
  3. Step 3: Cross multiply
    247,356.05x = 371,034.95 × 60,367.55
  4. Step 4: Simplify right side
    247,356.05x = 22,398,468,738.86
  5. Step 5: Solve for x
    x = 22,398,468,738.86/247,356.05
  6. Step 6: Final answer
    x = 90,551.53

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1.5x scale

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.