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Finding the Third Proportional to 19,404 and 40,059

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Solution

The third proportional to 19,404 and 40,059 is: 82,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404 : 40,059 = 40,059 : x
  2. Step 2: Convert to fraction form
    19,404/40,059 = 40,059/x
  3. Step 3: Cross multiply
    19,404x = 40,059 × 40,059
  4. Step 4: Simplify right side
    19,404x = 1,604,723,481
  5. Step 5: Solve for x
    x = 1,604,723,481/19,404
  6. Step 6: Final answer
    x = 82,700.65

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.