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Finding the Third Proportional to 143,592.38 and 238,488.75

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Solution

The third proportional to 143,592.38 and 238,488.75 is: 396,099.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,592.38 : 238,488.75 = 238,488.75 : x
  2. Step 2: Convert to fraction form
    143,592.38/238,488.75 = 238,488.75/x
  3. Step 3: Cross multiply
    143,592.38x = 238,488.75 × 238,488.75
  4. Step 4: Simplify right side
    143,592.38x = 56,876,883,876.56
  5. Step 5: Solve for x
    x = 56,876,883,876.56/143,592.38
  6. Step 6: Final answer
    x = 396,099.61

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.