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Finding the Fourth Proportional to 566.62, 849.52 and 219.66

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Solution

The fourth proportional to 566.62, 849.52 and 219.66 is: 329.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.62 : 849.52 = 219.66 : x
  2. Step 2: Convert to fraction form
    566.62/849.52 = 219.66/x
  3. Step 3: Cross multiply
    566.62x = 849.52 × 219.66
  4. Step 4: Simplify right side
    566.62x = 186,602.65
  5. Step 5: Solve for x
    x = 186,602.65/566.62
  6. Step 6: Final answer
    x = 329.33

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Why These Related Problems?

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