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Finding the Third Proportional to 27.06 and 43

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Solution

The third proportional to 27.06 and 43 is: 68.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.06 : 43 = 43 : x
  2. Step 2: Convert to fraction form
    27.06/43 = 43/x
  3. Step 3: Cross multiply
    27.06x = 43 × 43
  4. Step 4: Simplify right side
    27.06x = 1,849
  5. Step 5: Solve for x
    x = 1,849/27.06
  6. Step 6: Final answer
    x = 68.32

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.