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Finding the Fourth Proportional to 250.56, 378 and 237.06

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Solution

The fourth proportional to 250.56, 378 and 237.06 is: 357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.56 : 378 = 237.06 : x
  2. Step 2: Convert to fraction form
    250.56/378 = 237.06/x
  3. Step 3: Cross multiply
    250.56x = 378 × 237.06
  4. Step 4: Simplify right side
    250.56x = 89,608.68
  5. Step 5: Solve for x
    x = 89,608.68/250.56
  6. Step 6: Final answer
    x = 357.63

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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.