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Finding the Third Proportional to 97,722 and 149,743

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Solution

The third proportional to 97,722 and 149,743 is: 229,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,722 : 149,743 = 149,743 : x
  2. Step 2: Convert to fraction form
    97,722/149,743 = 149,743/x
  3. Step 3: Cross multiply
    97,722x = 149,743 × 149,743
  4. Step 4: Simplify right side
    97,722x = 22,422,966,049
  5. Step 5: Solve for x
    x = 22,422,966,049/97,722
  6. Step 6: Final answer
    x = 229,456.68

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.