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Finding the Third Proportional to 3,122 and 7,265

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Solution

The third proportional to 3,122 and 7,265 is: 16,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122 : 7,265 = 7,265 : x
  2. Step 2: Convert to fraction form
    3,122/7,265 = 7,265/x
  3. Step 3: Cross multiply
    3,122x = 7,265 × 7,265
  4. Step 4: Simplify right side
    3,122x = 52,780,225
  5. Step 5: Solve for x
    x = 52,780,225/3,122
  6. Step 6: Final answer
    x = 16,905.90

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.