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Finding the Fourth Proportional to 533.69, 736.28 and 334.44

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Solution

The fourth proportional to 533.69, 736.28 and 334.44 is: 461.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.69 : 736.28 = 334.44 : x
  2. Step 2: Convert to fraction form
    533.69/736.28 = 334.44/x
  3. Step 3: Cross multiply
    533.69x = 736.28 × 334.44
  4. Step 4: Simplify right side
    533.69x = 246,236.13
  5. Step 5: Solve for x
    x = 246,236.13/533.69
  6. Step 6: Final answer
    x = 461.39

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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.