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Finding the Third Proportional to 167,217 and 261,924

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Solution

The third proportional to 167,217 and 261,924 is: 410,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,217 : 261,924 = 261,924 : x
  2. Step 2: Convert to fraction form
    167,217/261,924 = 261,924/x
  3. Step 3: Cross multiply
    167,217x = 261,924 × 261,924
  4. Step 4: Simplify right side
    167,217x = 68,604,181,776
  5. Step 5: Solve for x
    x = 68,604,181,776/167,217
  6. Step 6: Final answer
    x = 410,270.38

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.