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Finding the Third Proportional to 18,282.80 and 27,304.59

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Solution

The third proportional to 18,282.80 and 27,304.59 is: 40,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282.80 : 27,304.59 = 27,304.59 : x
  2. Step 2: Convert to fraction form
    18,282.80/27,304.59 = 27,304.59/x
  3. Step 3: Cross multiply
    18,282.80x = 27,304.59 × 27,304.59
  4. Step 4: Simplify right side
    18,282.80x = 745,540,839.85
  5. Step 5: Solve for x
    x = 745,540,839.85/18,282.80
  6. Step 6: Final answer
    x = 40,778.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.