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Finding the Fourth Proportional to 573.17, 791.01 and 352.23

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Solution

The fourth proportional to 573.17, 791.01 and 352.23 is: 486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.17 : 791.01 = 352.23 : x
  2. Step 2: Convert to fraction form
    573.17/791.01 = 352.23/x
  3. Step 3: Cross multiply
    573.17x = 791.01 × 352.23
  4. Step 4: Simplify right side
    573.17x = 278,617.45
  5. Step 5: Solve for x
    x = 278,617.45/573.17
  6. Step 6: Final answer
    x = 486.10

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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.