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Finding the Third Proportional to 28,042 and 41,660

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Solution

The third proportional to 28,042 and 41,660 is: 61,891.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,042 : 41,660 = 41,660 : x
  2. Step 2: Convert to fraction form
    28,042/41,660 = 41,660/x
  3. Step 3: Cross multiply
    28,042x = 41,660 × 41,660
  4. Step 4: Simplify right side
    28,042x = 1,735,555,600
  5. Step 5: Solve for x
    x = 1,735,555,600/28,042
  6. Step 6: Final answer
    x = 61,891.29

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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.