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Finding the Fourth Proportional to 246.32, 366.72 and 242.92

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Solution

The fourth proportional to 246.32, 366.72 and 242.92 is: 361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.32 : 366.72 = 242.92 : x
  2. Step 2: Convert to fraction form
    246.32/366.72 = 242.92/x
  3. Step 3: Cross multiply
    246.32x = 366.72 × 242.92
  4. Step 4: Simplify right side
    246.32x = 89,083.62
  5. Step 5: Solve for x
    x = 89,083.62/246.32
  6. Step 6: Final answer
    x = 361.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.