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Finding the Third Proportional to 9,335.25 and 14,171.63

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Solution

The third proportional to 9,335.25 and 14,171.63 is: 21,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.25 : 14,171.63 = 14,171.63 : x
  2. Step 2: Convert to fraction form
    9,335.25/14,171.63 = 14,171.63/x
  3. Step 3: Cross multiply
    9,335.25x = 14,171.63 × 14,171.63
  4. Step 4: Simplify right side
    9,335.25x = 200,834,955.14
  5. Step 5: Solve for x
    x = 200,834,955.14/9,335.25
  6. Step 6: Final answer
    x = 21,513.61

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.