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Finding the Fourth Proportional to 234,977.60, 324,260.32 and 127,545.32

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Solution

The fourth proportional to 234,977.60, 324,260.32 and 127,545.32 is: 176,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,977.60 : 324,260.32 = 127,545.32 : x
  2. Step 2: Convert to fraction form
    234,977.60/324,260.32 = 127,545.32/x
  3. Step 3: Cross multiply
    234,977.60x = 324,260.32 × 127,545.32
  4. Step 4: Simplify right side
    234,977.60x = 41,357,886,277.70
  5. Step 5: Solve for x
    x = 41,357,886,277.70/234,977.60
  6. Step 6: Final answer
    x = 176,007.78

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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.