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Finding the Third Proportional to 15,182 and 16,802

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Solution

The third proportional to 15,182 and 16,802 is: 18,594.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,182 : 16,802 = 16,802 : x
  2. Step 2: Convert to fraction form
    15,182/16,802 = 16,802/x
  3. Step 3: Cross multiply
    15,182x = 16,802 × 16,802
  4. Step 4: Simplify right side
    15,182x = 282,307,204
  5. Step 5: Solve for x
    x = 282,307,204/15,182
  6. Step 6: Final answer
    x = 18,594.86

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.