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Finding the Third Proportional to 169,934 and 254,965

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Solution

The third proportional to 169,934 and 254,965 is: 382,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,934 : 254,965 = 254,965 : x
  2. Step 2: Convert to fraction form
    169,934/254,965 = 254,965/x
  3. Step 3: Cross multiply
    169,934x = 254,965 × 254,965
  4. Step 4: Simplify right side
    169,934x = 65,007,151,225
  5. Step 5: Solve for x
    x = 65,007,151,225/169,934
  6. Step 6: Final answer
    x = 382,543.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.