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Finding the Third Proportional to 101,839 and 223,738

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Solution

The third proportional to 101,839 and 223,738 is: 491,547.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,839 : 223,738 = 223,738 : x
  2. Step 2: Convert to fraction form
    101,839/223,738 = 223,738/x
  3. Step 3: Cross multiply
    101,839x = 223,738 × 223,738
  4. Step 4: Simplify right side
    101,839x = 50,058,692,644
  5. Step 5: Solve for x
    x = 50,058,692,644/101,839
  6. Step 6: Final answer
    x = 491,547.37

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.