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Finding the Fourth Proportional to 252.55, 376.59 and 236.49

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Solution

The fourth proportional to 252.55, 376.59 and 236.49 is: 352.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.55 : 376.59 = 236.49 : x
  2. Step 2: Convert to fraction form
    252.55/376.59 = 236.49/x
  3. Step 3: Cross multiply
    252.55x = 376.59 × 236.49
  4. Step 4: Simplify right side
    252.55x = 89,059.77
  5. Step 5: Solve for x
    x = 89,059.77/252.55
  6. Step 6: Final answer
    x = 352.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.