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Finding the Third Proportional to 100.44 and 141.44

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Solution

The third proportional to 100.44 and 141.44 is: 199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100.44 : 141.44 = 141.44 : x
  2. Step 2: Convert to fraction form
    100.44/141.44 = 141.44/x
  3. Step 3: Cross multiply
    100.44x = 141.44 × 141.44
  4. Step 4: Simplify right side
    100.44x = 20,004.57
  5. Step 5: Solve for x
    x = 20,004.57/100.44
  6. Step 6: Final answer
    x = 199.17

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1.5x scale

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.