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Finding the Third Proportional to 39.16 and 94.68

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Solution

The third proportional to 39.16 and 94.68 is: 228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.16 : 94.68 = 94.68 : x
  2. Step 2: Convert to fraction form
    39.16/94.68 = 94.68/x
  3. Step 3: Cross multiply
    39.16x = 94.68 × 94.68
  4. Step 4: Simplify right side
    39.16x = 8,965.17
  5. Step 5: Solve for x
    x = 8,965.17/39.16
  6. Step 6: Final answer
    x = 228.96

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.