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Finding the Fourth Proportional to 481.79, 717.71 and 467.27

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Solution

The fourth proportional to 481.79, 717.71 and 467.27 is: 696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.79 : 717.71 = 467.27 : x
  2. Step 2: Convert to fraction form
    481.79/717.71 = 467.27/x
  3. Step 3: Cross multiply
    481.79x = 717.71 × 467.27
  4. Step 4: Simplify right side
    481.79x = 335,364.94
  5. Step 5: Solve for x
    x = 335,364.94/481.79
  6. Step 6: Final answer
    x = 696.08

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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.