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Finding the Third Proportional to 83,082 and 180,187

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Solution

The third proportional to 83,082 and 180,187 is: 390,786.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,082 : 180,187 = 180,187 : x
  2. Step 2: Convert to fraction form
    83,082/180,187 = 180,187/x
  3. Step 3: Cross multiply
    83,082x = 180,187 × 180,187
  4. Step 4: Simplify right side
    83,082x = 32,467,354,969
  5. Step 5: Solve for x
    x = 32,467,354,969/83,082
  6. Step 6: Final answer
    x = 390,786.87

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.