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Finding the Third Proportional to 6,248 and 11,248

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Solution

The third proportional to 6,248 and 11,248 is: 20,249.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248 : 11,248 = 11,248 : x
  2. Step 2: Convert to fraction form
    6,248/11,248 = 11,248/x
  3. Step 3: Cross multiply
    6,248x = 11,248 × 11,248
  4. Step 4: Simplify right side
    6,248x = 126,517,504
  5. Step 5: Solve for x
    x = 126,517,504/6,248
  6. Step 6: Final answer
    x = 20,249.28

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Why These Related Problems?

These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.