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Finding the Third Proportional to 3,985 and 5,997

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Solution

The third proportional to 3,985 and 5,997 is: 9,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985 : 5,997 = 5,997 : x
  2. Step 2: Convert to fraction form
    3,985/5,997 = 5,997/x
  3. Step 3: Cross multiply
    3,985x = 5,997 × 5,997
  4. Step 4: Simplify right side
    3,985x = 35,964,009
  5. Step 5: Solve for x
    x = 35,964,009/3,985
  6. Step 6: Final answer
    x = 9,024.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.