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Finding the Third Proportional to 41,339 and 90,778

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Solution

The third proportional to 41,339 and 90,778 is: 199,343.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,339 : 90,778 = 90,778 : x
  2. Step 2: Convert to fraction form
    41,339/90,778 = 90,778/x
  3. Step 3: Cross multiply
    41,339x = 90,778 × 90,778
  4. Step 4: Simplify right side
    41,339x = 8,240,645,284
  5. Step 5: Solve for x
    x = 8,240,645,284/41,339
  6. Step 6: Final answer
    x = 199,343.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.