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Finding the Third Proportional to 20,209.50 and 44,391

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Solution

The third proportional to 20,209.50 and 44,391 is: 97,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,209.50 : 44,391 = 44,391 : x
  2. Step 2: Convert to fraction form
    20,209.50/44,391 = 44,391/x
  3. Step 3: Cross multiply
    20,209.50x = 44,391 × 44,391
  4. Step 4: Simplify right side
    20,209.50x = 1,970,560,881
  5. Step 5: Solve for x
    x = 1,970,560,881/20,209.50
  6. Step 6: Final answer
    x = 97,506.66

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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.