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Finding the Third Proportional to 151.88 and 228.66

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Solution

The third proportional to 151.88 and 228.66 is: 344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.88 : 228.66 = 228.66 : x
  2. Step 2: Convert to fraction form
    151.88/228.66 = 228.66/x
  3. Step 3: Cross multiply
    151.88x = 228.66 × 228.66
  4. Step 4: Simplify right side
    151.88x = 52,283.68
  5. Step 5: Solve for x
    x = 52,283.68/151.88
  6. Step 6: Final answer
    x = 344.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.