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Finding the Fourth Proportional to 264.91, 365.84 and 229.77

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Solution

The fourth proportional to 264.91, 365.84 and 229.77 is: 317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.91 : 365.84 = 229.77 : x
  2. Step 2: Convert to fraction form
    264.91/365.84 = 229.77/x
  3. Step 3: Cross multiply
    264.91x = 365.84 × 229.77
  4. Step 4: Simplify right side
    264.91x = 84,059.06
  5. Step 5: Solve for x
    x = 84,059.06/264.91
  6. Step 6: Final answer
    x = 317.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.