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Finding the Third Proportional to 637.88 and 944.75

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Solution

The third proportional to 637.88 and 944.75 is: 1,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.88 : 944.75 = 944.75 : x
  2. Step 2: Convert to fraction form
    637.88/944.75 = 944.75/x
  3. Step 3: Cross multiply
    637.88x = 944.75 × 944.75
  4. Step 4: Simplify right side
    637.88x = 892,552.56
  5. Step 5: Solve for x
    x = 892,552.56/637.88
  6. Step 6: Final answer
    x = 1,399.26

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.