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Finding the Fourth Proportional to 566.11, 852.29 and 517.67

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Solution

The fourth proportional to 566.11, 852.29 and 517.67 is: 779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.11 : 852.29 = 517.67 : x
  2. Step 2: Convert to fraction form
    566.11/852.29 = 517.67/x
  3. Step 3: Cross multiply
    566.11x = 852.29 × 517.67
  4. Step 4: Simplify right side
    566.11x = 441,210.96
  5. Step 5: Solve for x
    x = 441,210.96/566.11
  6. Step 6: Final answer
    x = 779.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.