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Finding the Third Proportional to 20,344.50 and 22,356

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Solution

The third proportional to 20,344.50 and 22,356 is: 24,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,344.50 : 22,356 = 22,356 : x
  2. Step 2: Convert to fraction form
    20,344.50/22,356 = 22,356/x
  3. Step 3: Cross multiply
    20,344.50x = 22,356 × 22,356
  4. Step 4: Simplify right side
    20,344.50x = 499,790,736
  5. Step 5: Solve for x
    x = 499,790,736/20,344.50
  6. Step 6: Final answer
    x = 24,566.38

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.