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Finding the Fourth Proportional to 237.74, 356.74 and 183.74

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Solution

The fourth proportional to 237.74, 356.74 and 183.74 is: 275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.74 : 356.74 = 183.74 : x
  2. Step 2: Convert to fraction form
    237.74/356.74 = 183.74/x
  3. Step 3: Cross multiply
    237.74x = 356.74 × 183.74
  4. Step 4: Simplify right side
    237.74x = 65,545.16
  5. Step 5: Solve for x
    x = 65,545.16/237.74
  6. Step 6: Final answer
    x = 275.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.