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Finding the Fourth Proportional to 264.66, 365.14 and 159.69

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Solution

The fourth proportional to 264.66, 365.14 and 159.69 is: 220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.66 : 365.14 = 159.69 : x
  2. Step 2: Convert to fraction form
    264.66/365.14 = 159.69/x
  3. Step 3: Cross multiply
    264.66x = 365.14 × 159.69
  4. Step 4: Simplify right side
    264.66x = 58,309.21
  5. Step 5: Solve for x
    x = 58,309.21/264.66
  6. Step 6: Final answer
    x = 220.32

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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.