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Finding the Third Proportional to 23,990 and 52,750

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Solution

The third proportional to 23,990 and 52,750 is: 115,988.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990 : 52,750 = 52,750 : x
  2. Step 2: Convert to fraction form
    23,990/52,750 = 52,750/x
  3. Step 3: Cross multiply
    23,990x = 52,750 × 52,750
  4. Step 4: Simplify right side
    23,990x = 2,782,562,500
  5. Step 5: Solve for x
    x = 2,782,562,500/23,990
  6. Step 6: Final answer
    x = 115,988.43

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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.