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Finding the Fourth Proportional to 271.84, 374.34 and 236.37

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Solution

The fourth proportional to 271.84, 374.34 and 236.37 is: 325.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.84 : 374.34 = 236.37 : x
  2. Step 2: Convert to fraction form
    271.84/374.34 = 236.37/x
  3. Step 3: Cross multiply
    271.84x = 374.34 × 236.37
  4. Step 4: Simplify right side
    271.84x = 88,482.75
  5. Step 5: Solve for x
    x = 88,482.75/271.84
  6. Step 6: Final answer
    x = 325.50

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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.