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Finding the Third Proportional to 3,310 and 5,032

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Solution

The third proportional to 3,310 and 5,032 is: 7,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310 : 5,032 = 5,032 : x
  2. Step 2: Convert to fraction form
    3,310/5,032 = 5,032/x
  3. Step 3: Cross multiply
    3,310x = 5,032 × 5,032
  4. Step 4: Simplify right side
    3,310x = 25,321,024
  5. Step 5: Solve for x
    x = 25,321,024/3,310
  6. Step 6: Final answer
    x = 7,649.86

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.