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Finding the Fourth Proportional to 423.36, 584.24 and 246.32

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Solution

The fourth proportional to 423.36, 584.24 and 246.32 is: 339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    423.36 : 584.24 = 246.32 : x
  2. Step 2: Convert to fraction form
    423.36/584.24 = 246.32/x
  3. Step 3: Cross multiply
    423.36x = 584.24 × 246.32
  4. Step 4: Simplify right side
    423.36x = 143,910.00
  5. Step 5: Solve for x
    x = 143,910.00/423.36
  6. Step 6: Final answer
    x = 339.92

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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.