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Finding the Third Proportional to 20,611 and 44,913

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Solution

The third proportional to 20,611 and 44,913 is: 97,868.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,611 : 44,913 = 44,913 : x
  2. Step 2: Convert to fraction form
    20,611/44,913 = 44,913/x
  3. Step 3: Cross multiply
    20,611x = 44,913 × 44,913
  4. Step 4: Simplify right side
    20,611x = 2,017,177,569
  5. Step 5: Solve for x
    x = 2,017,177,569/20,611
  6. Step 6: Final answer
    x = 97,868.98

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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.