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Finding the Fourth Proportional to 353.92, 526.56 and 333.44

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Solution

The fourth proportional to 353.92, 526.56 and 333.44 is: 496.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.92 : 526.56 = 333.44 : x
  2. Step 2: Convert to fraction form
    353.92/526.56 = 333.44/x
  3. Step 3: Cross multiply
    353.92x = 526.56 × 333.44
  4. Step 4: Simplify right side
    353.92x = 175,576.17
  5. Step 5: Solve for x
    x = 175,576.17/353.92
  6. Step 6: Final answer
    x = 496.09

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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.