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Finding the Fourth Proportional to 252.37, 377.94 and 154.92

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Solution

The fourth proportional to 252.37, 377.94 and 154.92 is: 232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.37 : 377.94 = 154.92 : x
  2. Step 2: Convert to fraction form
    252.37/377.94 = 154.92/x
  3. Step 3: Cross multiply
    252.37x = 377.94 × 154.92
  4. Step 4: Simplify right side
    252.37x = 58,550.46
  5. Step 5: Solve for x
    x = 58,550.46/252.37
  6. Step 6: Final answer
    x = 232.00

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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.