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Finding the Fourth Proportional to 484,523.38, 726,851.56 and 164,589.37

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Solution

The fourth proportional to 484,523.38, 726,851.56 and 164,589.37 is: 246,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,523.38 : 726,851.56 = 164,589.37 : x
  2. Step 2: Convert to fraction form
    484,523.38/726,851.56 = 164,589.37/x
  3. Step 3: Cross multiply
    484,523.38x = 726,851.56 × 164,589.37
  4. Step 4: Simplify right side
    484,523.38x = 119,632,042,512.46
  5. Step 5: Solve for x
    x = 119,632,042,512.46/484,523.38
  6. Step 6: Final answer
    x = 246,906.65

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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.