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Finding the Fourth Proportional to 248.02, 342.19 and 182.54

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Solution

The fourth proportional to 248.02, 342.19 and 182.54 is: 251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.02 : 342.19 = 182.54 : x
  2. Step 2: Convert to fraction form
    248.02/342.19 = 182.54/x
  3. Step 3: Cross multiply
    248.02x = 342.19 × 182.54
  4. Step 4: Simplify right side
    248.02x = 62,464.45
  5. Step 5: Solve for x
    x = 62,464.45/248.02
  6. Step 6: Final answer
    x = 251.85

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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.