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Finding the Third Proportional to 5,754.80 and 8,540.44

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Solution

The third proportional to 5,754.80 and 8,540.44 is: 12,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754.80 : 8,540.44 = 8,540.44 : x
  2. Step 2: Convert to fraction form
    5,754.80/8,540.44 = 8,540.44/x
  3. Step 3: Cross multiply
    5,754.80x = 8,540.44 × 8,540.44
  4. Step 4: Simplify right side
    5,754.80x = 72,939,072.69
  5. Step 5: Solve for x
    x = 72,939,072.69/5,754.80
  6. Step 6: Final answer
    x = 12,674.48

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.