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Finding the Fourth Proportional to 596.42, 888.11 and 574.55

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Solution

The fourth proportional to 596.42, 888.11 and 574.55 is: 855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.42 : 888.11 = 574.55 : x
  2. Step 2: Convert to fraction form
    596.42/888.11 = 574.55/x
  3. Step 3: Cross multiply
    596.42x = 888.11 × 574.55
  4. Step 4: Simplify right side
    596.42x = 510,263.60
  5. Step 5: Solve for x
    x = 510,263.60/596.42
  6. Step 6: Final answer
    x = 855.54

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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.