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Finding the Third Proportional to 107.25 and 248

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Solution

The third proportional to 107.25 and 248 is: 573.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107.25 : 248 = 248 : x
  2. Step 2: Convert to fraction form
    107.25/248 = 248/x
  3. Step 3: Cross multiply
    107.25x = 248 × 248
  4. Step 4: Simplify right side
    107.25x = 61,504
  5. Step 5: Solve for x
    x = 61,504/107.25
  6. Step 6: Final answer
    x = 573.46

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.