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Finding the Third Proportional to 29,660 and 39,950

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Solution

The third proportional to 29,660 and 39,950 is: 53,809.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660 : 39,950 = 39,950 : x
  2. Step 2: Convert to fraction form
    29,660/39,950 = 39,950/x
  3. Step 3: Cross multiply
    29,660x = 39,950 × 39,950
  4. Step 4: Simplify right side
    29,660x = 1,596,002,500
  5. Step 5: Solve for x
    x = 1,596,002,500/29,660
  6. Step 6: Final answer
    x = 53,809.93

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.