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Finding the Third Proportional to 12,198.94 and 16,323.19

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Solution

The third proportional to 12,198.94 and 16,323.19 is: 21,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198.94 : 16,323.19 = 16,323.19 : x
  2. Step 2: Convert to fraction form
    12,198.94/16,323.19 = 16,323.19/x
  3. Step 3: Cross multiply
    12,198.94x = 16,323.19 × 16,323.19
  4. Step 4: Simplify right side
    12,198.94x = 266,446,450.16
  5. Step 5: Solve for x
    x = 266,446,450.16/12,198.94
  6. Step 6: Final answer
    x = 21,841.78

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.