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Finding the Third Proportional to 20,436 and 44,616

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Solution

The third proportional to 20,436 and 44,616 is: 97,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,436 : 44,616 = 44,616 : x
  2. Step 2: Convert to fraction form
    20,436/44,616 = 44,616/x
  3. Step 3: Cross multiply
    20,436x = 44,616 × 44,616
  4. Step 4: Simplify right side
    20,436x = 1,990,587,456
  5. Step 5: Solve for x
    x = 1,990,587,456/20,436
  6. Step 6: Final answer
    x = 97,405.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.