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Finding the Third Proportional to 6,102 and 8,289

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Solution

The third proportional to 6,102 and 8,289 is: 11,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102 : 8,289 = 8,289 : x
  2. Step 2: Convert to fraction form
    6,102/8,289 = 8,289/x
  3. Step 3: Cross multiply
    6,102x = 8,289 × 8,289
  4. Step 4: Simplify right side
    6,102x = 68,707,521
  5. Step 5: Solve for x
    x = 68,707,521/6,102
  6. Step 6: Final answer
    x = 11,259.84

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.