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Finding the Fourth Proportional to 265.00, 396.83 and 160.82

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Solution

The fourth proportional to 265.00, 396.83 and 160.82 is: 240.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.00 : 396.83 = 160.82 : x
  2. Step 2: Convert to fraction form
    265.00/396.83 = 160.82/x
  3. Step 3: Cross multiply
    265.00x = 396.83 × 160.82
  4. Step 4: Simplify right side
    265.00x = 63,818.20
  5. Step 5: Solve for x
    x = 63,818.20/265.00
  6. Step 6: Final answer
    x = 240.83

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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.