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Finding the Third Proportional to 2.27 and 3.58

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Solution

The third proportional to 2.27 and 3.58 is: 5.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.27 : 3.58 = 3.58 : x
  2. Step 2: Convert to fraction form
    2.27/3.58 = 3.58/x
  3. Step 3: Cross multiply
    2.27x = 3.58 × 3.58
  4. Step 4: Simplify right side
    2.27x = 12.81
  5. Step 5: Solve for x
    x = 12.81/2.27
  6. Step 6: Final answer
    x = 5.65

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.