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Finding the Third Proportional to 12,182 and 18,807

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Solution

The third proportional to 12,182 and 18,807 is: 29,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182 : 18,807 = 18,807 : x
  2. Step 2: Convert to fraction form
    12,182/18,807 = 18,807/x
  3. Step 3: Cross multiply
    12,182x = 18,807 × 18,807
  4. Step 4: Simplify right side
    12,182x = 353,703,249
  5. Step 5: Solve for x
    x = 353,703,249/12,182
  6. Step 6: Final answer
    x = 29,034.91

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.