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Finding the Fourth Proportional to 446.36, 616.17 and 335.87

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Solution

The fourth proportional to 446.36, 616.17 and 335.87 is: 463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.36 : 616.17 = 335.87 : x
  2. Step 2: Convert to fraction form
    446.36/616.17 = 335.87/x
  3. Step 3: Cross multiply
    446.36x = 616.17 × 335.87
  4. Step 4: Simplify right side
    446.36x = 206,949.94
  5. Step 5: Solve for x
    x = 206,949.94/446.36
  6. Step 6: Final answer
    x = 463.64

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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.