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Finding the Fourth Proportional to 249.95, 372.72 and 232.63

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Solution

The fourth proportional to 249.95, 372.72 and 232.63 is: 346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.95 : 372.72 = 232.63 : x
  2. Step 2: Convert to fraction form
    249.95/372.72 = 232.63/x
  3. Step 3: Cross multiply
    249.95x = 372.72 × 232.63
  4. Step 4: Simplify right side
    249.95x = 86,705.85
  5. Step 5: Solve for x
    x = 86,705.85/249.95
  6. Step 6: Final answer
    x = 346.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.