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Finding the Third Proportional to 84,502 and 179,766

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Solution

The third proportional to 84,502 and 179,766 is: 382,426.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,502 : 179,766 = 179,766 : x
  2. Step 2: Convert to fraction form
    84,502/179,766 = 179,766/x
  3. Step 3: Cross multiply
    84,502x = 179,766 × 179,766
  4. Step 4: Simplify right side
    84,502x = 32,315,814,756
  5. Step 5: Solve for x
    x = 32,315,814,756/84,502
  6. Step 6: Final answer
    x = 382,426.63

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.