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Finding the Fourth Proportional to 537.53, 741.71 and 327.60

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Solution

The fourth proportional to 537.53, 741.71 and 327.60 is: 452.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.53 : 741.71 = 327.60 : x
  2. Step 2: Convert to fraction form
    537.53/741.71 = 327.60/x
  3. Step 3: Cross multiply
    537.53x = 741.71 × 327.60
  4. Step 4: Simplify right side
    537.53x = 242,982.56
  5. Step 5: Solve for x
    x = 242,982.56/537.53
  6. Step 6: Final answer
    x = 452.04

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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.