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Finding the Fourth Proportional to 423.27, 584.01 and 246.17

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Solution

The fourth proportional to 423.27, 584.01 and 246.17 is: 339.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    423.27 : 584.01 = 246.17 : x
  2. Step 2: Convert to fraction form
    423.27/584.01 = 246.17/x
  3. Step 3: Cross multiply
    423.27x = 584.01 × 246.17
  4. Step 4: Simplify right side
    423.27x = 143,767.20
  5. Step 5: Solve for x
    x = 143,767.20/423.27
  6. Step 6: Final answer
    x = 339.66

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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.