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Finding the Third Proportional to 39,271.50 and 62,694

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Solution

The third proportional to 39,271.50 and 62,694 is: 100,086.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.50 : 62,694 = 62,694 : x
  2. Step 2: Convert to fraction form
    39,271.50/62,694 = 62,694/x
  3. Step 3: Cross multiply
    39,271.50x = 62,694 × 62,694
  4. Step 4: Simplify right side
    39,271.50x = 3,930,537,636
  5. Step 5: Solve for x
    x = 3,930,537,636/39,271.50
  6. Step 6: Final answer
    x = 100,086.26

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.