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Finding the Fourth Proportional to 588.21, 881.98 and 222.77

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Solution

The fourth proportional to 588.21, 881.98 and 222.77 is: 334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.21 : 881.98 = 222.77 : x
  2. Step 2: Convert to fraction form
    588.21/881.98 = 222.77/x
  3. Step 3: Cross multiply
    588.21x = 881.98 × 222.77
  4. Step 4: Simplify right side
    588.21x = 196,473.72
  5. Step 5: Solve for x
    x = 196,473.72/588.21
  6. Step 6: Final answer
    x = 334.02

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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.