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Finding the Third Proportional to 101,976 and 149,961

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Solution

The third proportional to 101,976 and 149,961 is: 220,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,976 : 149,961 = 149,961 : x
  2. Step 2: Convert to fraction form
    101,976/149,961 = 149,961/x
  3. Step 3: Cross multiply
    101,976x = 149,961 × 149,961
  4. Step 4: Simplify right side
    101,976x = 22,488,301,521
  5. Step 5: Solve for x
    x = 22,488,301,521/101,976
  6. Step 6: Final answer
    x = 220,525.43

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.