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Finding the Third Proportional to 126,919.50 and 168,474.50

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Solution

The third proportional to 126,919.50 and 168,474.50 is: 223,635.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,919.50 : 168,474.50 = 168,474.50 : x
  2. Step 2: Convert to fraction form
    126,919.50/168,474.50 = 168,474.50/x
  3. Step 3: Cross multiply
    126,919.50x = 168,474.50 × 168,474.50
  4. Step 4: Simplify right side
    126,919.50x = 28,383,657,150.25
  5. Step 5: Solve for x
    x = 28,383,657,150.25/126,919.50
  6. Step 6: Final answer
    x = 223,635.12

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.