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Finding the Fourth Proportional to 338,046.14, 506,332.22 and 169,272.11

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Solution

The fourth proportional to 338,046.14, 506,332.22 and 169,272.11 is: 253,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,046.14 : 506,332.22 = 169,272.11 : x
  2. Step 2: Convert to fraction form
    338,046.14/506,332.22 = 169,272.11/x
  3. Step 3: Cross multiply
    338,046.14x = 506,332.22 × 169,272.11
  4. Step 4: Simplify right side
    338,046.14x = 85,707,923,659.85
  5. Step 5: Solve for x
    x = 85,707,923,659.85/338,046.14
  6. Step 6: Final answer
    x = 253,539.13

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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.