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Finding the Fourth Proportional to 262.10, 361.79 and 246.57

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Solution

The fourth proportional to 262.10, 361.79 and 246.57 is: 340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.10 : 361.79 = 246.57 : x
  2. Step 2: Convert to fraction form
    262.10/361.79 = 246.57/x
  3. Step 3: Cross multiply
    262.10x = 361.79 × 246.57
  4. Step 4: Simplify right side
    262.10x = 89,205.33
  5. Step 5: Solve for x
    x = 89,205.33/262.10
  6. Step 6: Final answer
    x = 340.35

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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.