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Finding the Fourth Proportional to 240.94, 332.22 and 185.55

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Solution

The fourth proportional to 240.94, 332.22 and 185.55 is: 255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.94 : 332.22 = 185.55 : x
  2. Step 2: Convert to fraction form
    240.94/332.22 = 185.55/x
  3. Step 3: Cross multiply
    240.94x = 332.22 × 185.55
  4. Step 4: Simplify right side
    240.94x = 61,643.42
  5. Step 5: Solve for x
    x = 61,643.42/240.94
  6. Step 6: Final answer
    x = 255.85

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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.