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Finding the Fourth Proportional to 573.55, 791.42 and 337.48

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Solution

The fourth proportional to 573.55, 791.42 and 337.48 is: 465.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.55 : 791.42 = 337.48 : x
  2. Step 2: Convert to fraction form
    573.55/791.42 = 337.48/x
  3. Step 3: Cross multiply
    573.55x = 791.42 × 337.48
  4. Step 4: Simplify right side
    573.55x = 267,087.72
  5. Step 5: Solve for x
    x = 267,087.72/573.55
  6. Step 6: Final answer
    x = 465.67

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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.