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Finding the Third Proportional to 100,537.13 and 156,738.75

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Solution

The third proportional to 100,537.13 and 156,738.75 is: 244,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,537.13 : 156,738.75 = 156,738.75 : x
  2. Step 2: Convert to fraction form
    100,537.13/156,738.75 = 156,738.75/x
  3. Step 3: Cross multiply
    100,537.13x = 156,738.75 × 156,738.75
  4. Step 4: Simplify right side
    100,537.13x = 24,567,035,751.56
  5. Step 5: Solve for x
    x = 24,567,035,751.56/100,537.13
  6. Step 6: Final answer
    x = 244,357.85

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.