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Finding the Third Proportional to 17,620.03 and 27,324.84

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Solution

The third proportional to 17,620.03 and 27,324.84 is: 42,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.03 : 27,324.84 = 27,324.84 : x
  2. Step 2: Convert to fraction form
    17,620.03/27,324.84 = 27,324.84/x
  3. Step 3: Cross multiply
    17,620.03x = 27,324.84 × 27,324.84
  4. Step 4: Simplify right side
    17,620.03x = 746,647,085.96
  5. Step 5: Solve for x
    x = 746,647,085.96/17,620.03
  6. Step 6: Final answer
    x = 42,374.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.