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Finding the Third Proportional to 444 and 627.75

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Solution

The third proportional to 444 and 627.75 is: 887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    444 : 627.75 = 627.75 : x
  2. Step 2: Convert to fraction form
    444/627.75 = 627.75/x
  3. Step 3: Cross multiply
    444x = 627.75 × 627.75
  4. Step 4: Simplify right side
    444x = 394,070.06
  5. Step 5: Solve for x
    x = 394,070.06/444
  6. Step 6: Final answer
    x = 887.55

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.