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Finding the Third Proportional to 6,625 and 9,285

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Solution

The third proportional to 6,625 and 9,285 is: 13,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625 : 9,285 = 9,285 : x
  2. Step 2: Convert to fraction form
    6,625/9,285 = 9,285/x
  3. Step 3: Cross multiply
    6,625x = 9,285 × 9,285
  4. Step 4: Simplify right side
    6,625x = 86,211,225
  5. Step 5: Solve for x
    x = 86,211,225/6,625
  6. Step 6: Final answer
    x = 13,013.02

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.