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Finding the Fourth Proportional to 258.24, 356.07 and 184.41

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Solution

The fourth proportional to 258.24, 356.07 and 184.41 is: 254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    258.24 : 356.07 = 184.41 : x
  2. Step 2: Convert to fraction form
    258.24/356.07 = 184.41/x
  3. Step 3: Cross multiply
    258.24x = 356.07 × 184.41
  4. Step 4: Simplify right side
    258.24x = 65,662.87
  5. Step 5: Solve for x
    x = 65,662.87/258.24
  6. Step 6: Final answer
    x = 254.27

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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.