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Finding the Fourth Proportional to 332,557.20, 458,930.79 and 181,654.20

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Solution

The fourth proportional to 332,557.20, 458,930.79 and 181,654.20 is: 250,683.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,557.20 : 458,930.79 = 181,654.20 : x
  2. Step 2: Convert to fraction form
    332,557.20/458,930.79 = 181,654.20/x
  3. Step 3: Cross multiply
    332,557.20x = 458,930.79 × 181,654.20
  4. Step 4: Simplify right side
    332,557.20x = 83,366,704,831.61
  5. Step 5: Solve for x
    x = 83,366,704,831.61/332,557.20
  6. Step 6: Final answer
    x = 250,683.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.