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Finding the Fourth Proportional to 264.24, 363.02 and 214.96

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Solution

The fourth proportional to 264.24, 363.02 and 214.96 is: 295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.24 : 363.02 = 214.96 : x
  2. Step 2: Convert to fraction form
    264.24/363.02 = 214.96/x
  3. Step 3: Cross multiply
    264.24x = 363.02 × 214.96
  4. Step 4: Simplify right side
    264.24x = 78,034.78
  5. Step 5: Solve for x
    x = 78,034.78/264.24
  6. Step 6: Final answer
    x = 295.32

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.