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Finding the Third Proportional to 62,087 and 129,795

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Solution

The third proportional to 62,087 and 129,795 is: 271,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,087 : 129,795 = 129,795 : x
  2. Step 2: Convert to fraction form
    62,087/129,795 = 129,795/x
  3. Step 3: Cross multiply
    62,087x = 129,795 × 129,795
  4. Step 4: Simplify right side
    62,087x = 16,846,742,025
  5. Step 5: Solve for x
    x = 16,846,742,025/62,087
  6. Step 6: Final answer
    x = 271,340.89

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.