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Finding the Fourth Proportional to 335.58, 503.33 and 116.21

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Solution

The fourth proportional to 335.58, 503.33 and 116.21 is: 174.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.58 : 503.33 = 116.21 : x
  2. Step 2: Convert to fraction form
    335.58/503.33 = 116.21/x
  3. Step 3: Cross multiply
    335.58x = 503.33 × 116.21
  4. Step 4: Simplify right side
    335.58x = 58,488.88
  5. Step 5: Solve for x
    x = 58,488.88/335.58
  6. Step 6: Final answer
    x = 174.29

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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.