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Finding the Third Proportional to 121,736 and 182,892

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Solution

The third proportional to 121,736 and 182,892 is: 274,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,736 : 182,892 = 182,892 : x
  2. Step 2: Convert to fraction form
    121,736/182,892 = 182,892/x
  3. Step 3: Cross multiply
    121,736x = 182,892 × 182,892
  4. Step 4: Simplify right side
    121,736x = 33,449,483,664
  5. Step 5: Solve for x
    x = 33,449,483,664/121,736
  6. Step 6: Final answer
    x = 274,770.68

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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.