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Finding the Fourth Proportional to 335.80, 502.96 and 233.16

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Solution

The fourth proportional to 335.80, 502.96 and 233.16 is: 349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.80 : 502.96 = 233.16 : x
  2. Step 2: Convert to fraction form
    335.80/502.96 = 233.16/x
  3. Step 3: Cross multiply
    335.80x = 502.96 × 233.16
  4. Step 4: Simplify right side
    335.80x = 117,270.15
  5. Step 5: Solve for x
    x = 117,270.15/335.80
  6. Step 6: Final answer
    x = 349.23

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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.