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Finding the Third Proportional to 103,964 and 167,418

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Solution

The third proportional to 103,964 and 167,418 is: 269,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,964 : 167,418 = 167,418 : x
  2. Step 2: Convert to fraction form
    103,964/167,418 = 167,418/x
  3. Step 3: Cross multiply
    103,964x = 167,418 × 167,418
  4. Step 4: Simplify right side
    103,964x = 28,028,786,724
  5. Step 5: Solve for x
    x = 28,028,786,724/103,964
  6. Step 6: Final answer
    x = 269,600.89

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.