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Finding the Third Proportional to 3,086.75 and 5,014.88

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Solution

The third proportional to 3,086.75 and 5,014.88 is: 8,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.75 : 5,014.88 = 5,014.88 : x
  2. Step 2: Convert to fraction form
    3,086.75/5,014.88 = 5,014.88/x
  3. Step 3: Cross multiply
    3,086.75x = 5,014.88 × 5,014.88
  4. Step 4: Simplify right side
    3,086.75x = 25,148,971.27
  5. Step 5: Solve for x
    x = 25,148,971.27/3,086.75
  6. Step 6: Final answer
    x = 8,147.39

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.