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Finding the Fourth Proportional to 574.47, 793.17 and 417.24

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Solution

The fourth proportional to 574.47, 793.17 and 417.24 is: 576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.47 : 793.17 = 417.24 : x
  2. Step 2: Convert to fraction form
    574.47/793.17 = 417.24/x
  3. Step 3: Cross multiply
    574.47x = 793.17 × 417.24
  4. Step 4: Simplify right side
    574.47x = 330,942.25
  5. Step 5: Solve for x
    x = 330,942.25/574.47
  6. Step 6: Final answer
    x = 576.08

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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.