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Finding the Third Proportional to 22,041 and 28,620

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Solution

The third proportional to 22,041 and 28,620 is: 37,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041 : 28,620 = 28,620 : x
  2. Step 2: Convert to fraction form
    22,041/28,620 = 28,620/x
  3. Step 3: Cross multiply
    22,041x = 28,620 × 28,620
  4. Step 4: Simplify right side
    22,041x = 819,104,400
  5. Step 5: Solve for x
    x = 819,104,400/22,041
  6. Step 6: Final answer
    x = 37,162.76

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.