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Finding the Third Proportional to 3,968 and 9,365

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Solution

The third proportional to 3,968 and 9,365 is: 22,102.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968 : 9,365 = 9,365 : x
  2. Step 2: Convert to fraction form
    3,968/9,365 = 9,365/x
  3. Step 3: Cross multiply
    3,968x = 9,365 × 9,365
  4. Step 4: Simplify right side
    3,968x = 87,703,225
  5. Step 5: Solve for x
    x = 87,703,225/3,968
  6. Step 6: Final answer
    x = 22,102.63

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.