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Finding the Third Proportional to 176.38 and 228.19

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Solution

The third proportional to 176.38 and 228.19 is: 295.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.38 : 228.19 = 228.19 : x
  2. Step 2: Convert to fraction form
    176.38/228.19 = 228.19/x
  3. Step 3: Cross multiply
    176.38x = 228.19 × 228.19
  4. Step 4: Simplify right side
    176.38x = 52,069.54
  5. Step 5: Solve for x
    x = 52,069.54/176.38
  6. Step 6: Final answer
    x = 295.22

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Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.