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Finding the Third Proportional to 27.33 and 48.05

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Solution

The third proportional to 27.33 and 48.05 is: 84.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.33 : 48.05 = 48.05 : x
  2. Step 2: Convert to fraction form
    27.33/48.05 = 48.05/x
  3. Step 3: Cross multiply
    27.33x = 48.05 × 48.05
  4. Step 4: Simplify right side
    27.33x = 2,308.50
  5. Step 5: Solve for x
    x = 2,308.50/27.33
  6. Step 6: Final answer
    x = 84.47

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.