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Finding the Fourth Proportional to 246.63, 339.62 and 233.11

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Solution

The fourth proportional to 246.63, 339.62 and 233.11 is: 320.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.63 : 339.62 = 233.11 : x
  2. Step 2: Convert to fraction form
    246.63/339.62 = 233.11/x
  3. Step 3: Cross multiply
    246.63x = 339.62 × 233.11
  4. Step 4: Simplify right side
    246.63x = 79,168.08
  5. Step 5: Solve for x
    x = 79,168.08/246.63
  6. Step 6: Final answer
    x = 320.99

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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.