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Finding the Third Proportional to 447.33 and 671.06

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Solution

The third proportional to 447.33 and 671.06 is: 1,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    447.33 : 671.06 = 671.06 : x
  2. Step 2: Convert to fraction form
    447.33/671.06 = 671.06/x
  3. Step 3: Cross multiply
    447.33x = 671.06 × 671.06
  4. Step 4: Simplify right side
    447.33x = 450,324.88
  5. Step 5: Solve for x
    x = 450,324.88/447.33
  6. Step 6: Final answer
    x = 1,006.70

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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.