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Finding the Fourth Proportional to 273.24, 377.58 and 236.28

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Solution

The fourth proportional to 273.24, 377.58 and 236.28 is: 326.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.24 : 377.58 = 236.28 : x
  2. Step 2: Convert to fraction form
    273.24/377.58 = 236.28/x
  3. Step 3: Cross multiply
    273.24x = 377.58 × 236.28
  4. Step 4: Simplify right side
    273.24x = 89,214.60
  5. Step 5: Solve for x
    x = 89,214.60/273.24
  6. Step 6: Final answer
    x = 326.51

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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.