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Finding the Third Proportional to 15,620 and 23,894

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Solution

The third proportional to 15,620 and 23,894 is: 36,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620 : 23,894 = 23,894 : x
  2. Step 2: Convert to fraction form
    15,620/23,894 = 23,894/x
  3. Step 3: Cross multiply
    15,620x = 23,894 × 23,894
  4. Step 4: Simplify right side
    15,620x = 570,923,236
  5. Step 5: Solve for x
    x = 570,923,236/15,620
  6. Step 6: Final answer
    x = 36,550.78

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.