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Finding the Third Proportional to 106.88 and 241.88

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Solution

The third proportional to 106.88 and 241.88 is: 547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106.88 : 241.88 = 241.88 : x
  2. Step 2: Convert to fraction form
    106.88/241.88 = 241.88/x
  3. Step 3: Cross multiply
    106.88x = 241.88 × 241.88
  4. Step 4: Simplify right side
    106.88x = 58,503.52
  5. Step 5: Solve for x
    x = 58,503.52/106.88
  6. Step 6: Final answer
    x = 547.40

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.