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Finding the Third Proportional to 6,551 and 8,117

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Solution

The third proportional to 6,551 and 8,117 is: 10,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551 : 8,117 = 8,117 : x
  2. Step 2: Convert to fraction form
    6,551/8,117 = 8,117/x
  3. Step 3: Cross multiply
    6,551x = 8,117 × 8,117
  4. Step 4: Simplify right side
    6,551x = 65,885,689
  5. Step 5: Solve for x
    x = 65,885,689/6,551
  6. Step 6: Final answer
    x = 10,057.35

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Why These Related Problems?

These problems maintain the same ratio (1.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.