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Finding the Third Proportional to 110,897 and 156,916

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Solution

The third proportional to 110,897 and 156,916 is: 222,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,897 : 156,916 = 156,916 : x
  2. Step 2: Convert to fraction form
    110,897/156,916 = 156,916/x
  3. Step 3: Cross multiply
    110,897x = 156,916 × 156,916
  4. Step 4: Simplify right side
    110,897x = 24,622,631,056
  5. Step 5: Solve for x
    x = 24,622,631,056/110,897
  6. Step 6: Final answer
    x = 222,031.53

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.