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Finding the Fourth Proportional to 568.54, 852.28 and 222.10

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Solution

The fourth proportional to 568.54, 852.28 and 222.10 is: 332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.54 : 852.28 = 222.10 : x
  2. Step 2: Convert to fraction form
    568.54/852.28 = 222.10/x
  3. Step 3: Cross multiply
    568.54x = 852.28 × 222.10
  4. Step 4: Simplify right side
    568.54x = 189,291.39
  5. Step 5: Solve for x
    x = 189,291.39/568.54
  6. Step 6: Final answer
    x = 332.94

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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.