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Finding the Fourth Proportional to 262.46, 362.02 and 162.83

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Solution

The fourth proportional to 262.46, 362.02 and 162.83 is: 224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.46 : 362.02 = 162.83 : x
  2. Step 2: Convert to fraction form
    262.46/362.02 = 162.83/x
  3. Step 3: Cross multiply
    262.46x = 362.02 × 162.83
  4. Step 4: Simplify right side
    262.46x = 58,947.72
  5. Step 5: Solve for x
    x = 58,947.72/262.46
  6. Step 6: Final answer
    x = 224.60

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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.