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Finding the Third Proportional to 6,108 and 11,580

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Solution

The third proportional to 6,108 and 11,580 is: 21,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108 : 11,580 = 11,580 : x
  2. Step 2: Convert to fraction form
    6,108/11,580 = 11,580/x
  3. Step 3: Cross multiply
    6,108x = 11,580 × 11,580
  4. Step 4: Simplify right side
    6,108x = 134,096,400
  5. Step 5: Solve for x
    x = 134,096,400/6,108
  6. Step 6: Final answer
    x = 21,954.22

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Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.