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Finding the Fourth Proportional to 482,194.72, 723,193.12 and 182,572.16

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Solution

The fourth proportional to 482,194.72, 723,193.12 and 182,572.16 is: 273,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,194.72 : 723,193.12 = 182,572.16 : x
  2. Step 2: Convert to fraction form
    482,194.72/723,193.12 = 182,572.16/x
  3. Step 3: Cross multiply
    482,194.72x = 723,193.12 × 182,572.16
  4. Step 4: Simplify right side
    482,194.72x = 132,034,930,015.54
  5. Step 5: Solve for x
    x = 132,034,930,015.54/482,194.72
  6. Step 6: Final answer
    x = 273,820.77

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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.