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Finding the Third Proportional to 10,170.56 and 15,201.56

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Solution

The third proportional to 10,170.56 and 15,201.56 is: 22,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.56 : 15,201.56 = 15,201.56 : x
  2. Step 2: Convert to fraction form
    10,170.56/15,201.56 = 15,201.56/x
  3. Step 3: Cross multiply
    10,170.56x = 15,201.56 × 15,201.56
  4. Step 4: Simplify right side
    10,170.56x = 231,087,502.44
  5. Step 5: Solve for x
    x = 231,087,502.44/10,170.56
  6. Step 6: Final answer
    x = 22,721.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.