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Finding the Fourth Proportional to 250.77, 374.31 and 232.70

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Solution

The fourth proportional to 250.77, 374.31 and 232.70 is: 347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.77 : 374.31 = 232.70 : x
  2. Step 2: Convert to fraction form
    250.77/374.31 = 232.70/x
  3. Step 3: Cross multiply
    250.77x = 374.31 × 232.70
  4. Step 4: Simplify right side
    250.77x = 87,100.07
  5. Step 5: Solve for x
    x = 87,100.07/250.77
  6. Step 6: Final answer
    x = 347.33

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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.