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Finding the Third Proportional to 11,728.13 and 16,964.44

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Solution

The third proportional to 11,728.13 and 16,964.44 is: 24,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728.13 : 16,964.44 = 16,964.44 : x
  2. Step 2: Convert to fraction form
    11,728.13/16,964.44 = 16,964.44/x
  3. Step 3: Cross multiply
    11,728.13x = 16,964.44 × 16,964.44
  4. Step 4: Simplify right side
    11,728.13x = 287,792,139.69
  5. Step 5: Solve for x
    x = 287,792,139.69/11,728.13
  6. Step 6: Final answer
    x = 24,538.63

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.