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Finding the Fourth Proportional to 605.94, 908.99 and 216.04

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Solution

The fourth proportional to 605.94, 908.99 and 216.04 is: 324.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.94 : 908.99 = 216.04 : x
  2. Step 2: Convert to fraction form
    605.94/908.99 = 216.04/x
  3. Step 3: Cross multiply
    605.94x = 908.99 × 216.04
  4. Step 4: Simplify right side
    605.94x = 196,373.65
  5. Step 5: Solve for x
    x = 196,373.65/605.94
  6. Step 6: Final answer
    x = 324.08

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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.