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Finding the Third Proportional to 100.03 and 200.44

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Solution

The third proportional to 100.03 and 200.44 is: 401.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100.03 : 200.44 = 200.44 : x
  2. Step 2: Convert to fraction form
    100.03/200.44 = 200.44/x
  3. Step 3: Cross multiply
    100.03x = 200.44 × 200.44
  4. Step 4: Simplify right side
    100.03x = 40,175.19
  5. Step 5: Solve for x
    x = 40,175.19/100.03
  6. Step 6: Final answer
    x = 401.63

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Why These Related Problems?

These problems maintain the same ratio (2.00) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.