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Finding the Fourth Proportional to 240.37, 331.45 and 184.99

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Solution

The fourth proportional to 240.37, 331.45 and 184.99 is: 255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.37 : 331.45 = 184.99 : x
  2. Step 2: Convert to fraction form
    240.37/331.45 = 184.99/x
  3. Step 3: Cross multiply
    240.37x = 331.45 × 184.99
  4. Step 4: Simplify right side
    240.37x = 61,314.94
  5. Step 5: Solve for x
    x = 61,314.94/240.37
  6. Step 6: Final answer
    x = 255.09

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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.