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Finding the Fourth Proportional to 883.58, 1,324.92 and 335.35

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Solution

The fourth proportional to 883.58, 1,324.92 and 335.35 is: 502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.58 : 1,324.92 = 335.35 : x
  2. Step 2: Convert to fraction form
    883.58/1,324.92 = 335.35/x
  3. Step 3: Cross multiply
    883.58x = 1,324.92 × 335.35
  4. Step 4: Simplify right side
    883.58x = 444,305.30
  5. Step 5: Solve for x
    x = 444,305.30/883.58
  6. Step 6: Final answer
    x = 502.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.