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Finding the Fourth Proportional to 355.89, 533.66 and 150.41

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Solution

The fourth proportional to 355.89, 533.66 and 150.41 is: 225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.89 : 533.66 = 150.41 : x
  2. Step 2: Convert to fraction form
    355.89/533.66 = 150.41/x
  3. Step 3: Cross multiply
    355.89x = 533.66 × 150.41
  4. Step 4: Simplify right side
    355.89x = 80,266.65
  5. Step 5: Solve for x
    x = 80,266.65/355.89
  6. Step 6: Final answer
    x = 225.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.