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Finding the Third Proportional to 0.03 and 0.08

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Solution

The third proportional to 0.03 and 0.08 is: 0.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    0.03 : 0.08 = 0.08 : x
  2. Step 2: Convert to fraction form
    0.03/0.08 = 0.08/x
  3. Step 3: Cross multiply
    0.03x = 0.08 × 0.08
  4. Step 4: Simplify right side
    0.03x = 0.01
  5. Step 5: Solve for x
    x = 0.01/0.03
  6. Step 6: Final answer
    x = 0.20

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Why These Related Problems?

These problems maintain the same ratio (2.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.