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Finding the Fourth Proportional to 573.19, 791.03 and 352.27

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Solution

The fourth proportional to 573.19, 791.03 and 352.27 is: 486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.19 : 791.03 = 352.27 : x
  2. Step 2: Convert to fraction form
    573.19/791.03 = 352.27/x
  3. Step 3: Cross multiply
    573.19x = 791.03 × 352.27
  4. Step 4: Simplify right side
    573.19x = 278,656.14
  5. Step 5: Solve for x
    x = 278,656.14/573.19
  6. Step 6: Final answer
    x = 486.15

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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.