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Finding the Fourth Proportional to 588.15, 882.09 and 222.84

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Solution

The fourth proportional to 588.15, 882.09 and 222.84 is: 334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.15 : 882.09 = 222.84 : x
  2. Step 2: Convert to fraction form
    588.15/882.09 = 222.84/x
  3. Step 3: Cross multiply
    588.15x = 882.09 × 222.84
  4. Step 4: Simplify right side
    588.15x = 196,564.94
  5. Step 5: Solve for x
    x = 196,564.94/588.15
  6. Step 6: Final answer
    x = 334.21

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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.