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Finding the Third Proportional to 57,819.38 and 126,117

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Solution

The third proportional to 57,819.38 and 126,117 is: 275,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,819.38 : 126,117 = 126,117 : x
  2. Step 2: Convert to fraction form
    57,819.38/126,117 = 126,117/x
  3. Step 3: Cross multiply
    57,819.38x = 126,117 × 126,117
  4. Step 4: Simplify right side
    57,819.38x = 15,905,497,689
  5. Step 5: Solve for x
    x = 15,905,497,689/57,819.38
  6. Step 6: Final answer
    x = 275,089.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.