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Finding the Third Proportional to 9,491.24 and 14,159.97

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Solution

The third proportional to 9,491.24 and 14,159.97 is: 21,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.24 : 14,159.97 = 14,159.97 : x
  2. Step 2: Convert to fraction form
    9,491.24/14,159.97 = 14,159.97/x
  3. Step 3: Cross multiply
    9,491.24x = 14,159.97 × 14,159.97
  4. Step 4: Simplify right side
    9,491.24x = 200,504,770.31
  5. Step 5: Solve for x
    x = 200,504,770.31/9,491.24
  6. Step 6: Final answer
    x = 21,125.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.