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Finding the Fourth Proportional to 537.52, 741.48 and 327.63

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Solution

The fourth proportional to 537.52, 741.48 and 327.63 is: 451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.52 : 741.48 = 327.63 : x
  2. Step 2: Convert to fraction form
    537.52/741.48 = 327.63/x
  3. Step 3: Cross multiply
    537.52x = 741.48 × 327.63
  4. Step 4: Simplify right side
    537.52x = 242,931.09
  5. Step 5: Solve for x
    x = 242,931.09/537.52
  6. Step 6: Final answer
    x = 451.95

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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.