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Finding the Third Proportional to 37,828 and 82,202

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Solution

The third proportional to 37,828 and 82,202 is: 178,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,828 : 82,202 = 82,202 : x
  2. Step 2: Convert to fraction form
    37,828/82,202 = 82,202/x
  3. Step 3: Cross multiply
    37,828x = 82,202 × 82,202
  4. Step 4: Simplify right side
    37,828x = 6,757,168,804
  5. Step 5: Solve for x
    x = 6,757,168,804/37,828
  6. Step 6: Final answer
    x = 178,628.76

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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.