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Finding the Fourth Proportional to 236.42, 325.98 and 181.04

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Solution

The fourth proportional to 236.42, 325.98 and 181.04 is: 249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.42 : 325.98 = 181.04 : x
  2. Step 2: Convert to fraction form
    236.42/325.98 = 181.04/x
  3. Step 3: Cross multiply
    236.42x = 325.98 × 181.04
  4. Step 4: Simplify right side
    236.42x = 59,015.42
  5. Step 5: Solve for x
    x = 59,015.42/236.42
  6. Step 6: Final answer
    x = 249.62

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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.