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Finding the Third Proportional to 0.95 and 2.05

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Solution

The third proportional to 0.95 and 2.05 is: 4.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    0.95 : 2.05 = 2.05 : x
  2. Step 2: Convert to fraction form
    0.95/2.05 = 2.05/x
  3. Step 3: Cross multiply
    0.95x = 2.05 × 2.05
  4. Step 4: Simplify right side
    0.95x = 4.19
  5. Step 5: Solve for x
    x = 4.19/0.95
  6. Step 6: Final answer
    x = 4.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.