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Finding the Third Proportional to 11,620.97 and 25,173.28

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Solution

The third proportional to 11,620.97 and 25,173.28 is: 54,530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.97 : 25,173.28 = 25,173.28 : x
  2. Step 2: Convert to fraction form
    11,620.97/25,173.28 = 25,173.28/x
  3. Step 3: Cross multiply
    11,620.97x = 25,173.28 × 25,173.28
  4. Step 4: Simplify right side
    11,620.97x = 633,694,088.89
  5. Step 5: Solve for x
    x = 633,694,088.89/11,620.97
  6. Step 6: Final answer
    x = 54,530.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.