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Finding the Fourth Proportional to 262.00, 361.59 and 168.71

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Solution

The fourth proportional to 262.00, 361.59 and 168.71 is: 232.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.00 : 361.59 = 168.71 : x
  2. Step 2: Convert to fraction form
    262.00/361.59 = 168.71/x
  3. Step 3: Cross multiply
    262.00x = 361.59 × 168.71
  4. Step 4: Simplify right side
    262.00x = 61,001.41
  5. Step 5: Solve for x
    x = 61,001.41/262.00
  6. Step 6: Final answer
    x = 232.83

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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.