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Finding the Third Proportional to 3,712 and 5,906

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Solution

The third proportional to 3,712 and 5,906 is: 9,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712 : 5,906 = 5,906 : x
  2. Step 2: Convert to fraction form
    3,712/5,906 = 5,906/x
  3. Step 3: Cross multiply
    3,712x = 5,906 × 5,906
  4. Step 4: Simplify right side
    3,712x = 34,880,836
  5. Step 5: Solve for x
    x = 34,880,836/3,712
  6. Step 6: Final answer
    x = 9,396.78

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.