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Finding the Fourth Proportional to 372.37, 514.06 and 254.96

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Solution

The fourth proportional to 372.37, 514.06 and 254.96 is: 351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.37 : 514.06 = 254.96 : x
  2. Step 2: Convert to fraction form
    372.37/514.06 = 254.96/x
  3. Step 3: Cross multiply
    372.37x = 514.06 × 254.96
  4. Step 4: Simplify right side
    372.37x = 131,064.74
  5. Step 5: Solve for x
    x = 131,064.74/372.37
  6. Step 6: Final answer
    x = 351.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.