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Finding the Third Proportional to 1.13 and 1.59

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Solution

The third proportional to 1.13 and 1.59 is: 2.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1.13 : 1.59 = 1.59 : x
  2. Step 2: Convert to fraction form
    1.13/1.59 = 1.59/x
  3. Step 3: Cross multiply
    1.13x = 1.59 × 1.59
  4. Step 4: Simplify right side
    1.13x = 2.54
  5. Step 5: Solve for x
    x = 2.54/1.13
  6. Step 6: Final answer
    x = 2.26

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.