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Finding the Third Proportional to 154.69 and 227.53

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Solution

The third proportional to 154.69 and 227.53 is: 334.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    154.69 : 227.53 = 227.53 : x
  2. Step 2: Convert to fraction form
    154.69/227.53 = 227.53/x
  3. Step 3: Cross multiply
    154.69x = 227.53 × 227.53
  4. Step 4: Simplify right side
    154.69x = 51,770.47
  5. Step 5: Solve for x
    x = 51,770.47/154.69
  6. Step 6: Final answer
    x = 334.68

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.