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Finding the Fourth Proportional to 482,340.32, 723,358.76 and 174,552.57

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Solution

The fourth proportional to 482,340.32, 723,358.76 and 174,552.57 is: 261,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,340.32 : 723,358.76 = 174,552.57 : x
  2. Step 2: Convert to fraction form
    482,340.32/723,358.76 = 174,552.57/x
  3. Step 3: Cross multiply
    482,340.32x = 723,358.76 × 174,552.57
  4. Step 4: Simplify right side
    482,340.32x = 126,264,129,717.25
  5. Step 5: Solve for x
    x = 126,264,129,717.25/482,340.32
  6. Step 6: Final answer
    x = 261,773.95

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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.