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Finding the Third Proportional to 444.38 and 672.94

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Solution

The third proportional to 444.38 and 672.94 is: 1,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.38 : 672.94 = 672.94 : x
  2. Step 2: Convert to fraction form
    444.38/672.94 = 672.94/x
  3. Step 3: Cross multiply
    444.38x = 672.94 × 672.94
  4. Step 4: Simplify right side
    444.38x = 452,844.88
  5. Step 5: Solve for x
    x = 452,844.88/444.38
  6. Step 6: Final answer
    x = 1,019.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.