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Finding the Third Proportional to 6,248 and 6,800

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Solution

The third proportional to 6,248 and 6,800 is: 7,400.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248 : 6,800 = 6,800 : x
  2. Step 2: Convert to fraction form
    6,248/6,800 = 6,800/x
  3. Step 3: Cross multiply
    6,248x = 6,800 × 6,800
  4. Step 4: Simplify right side
    6,248x = 46,240,000
  5. Step 5: Solve for x
    x = 46,240,000/6,248
  6. Step 6: Final answer
    x = 7,400.77

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.