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Finding the Fourth Proportional to 473.28, 709.82 and 335.94

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Solution

The fourth proportional to 473.28, 709.82 and 335.94 is: 503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.28 : 709.82 = 335.94 : x
  2. Step 2: Convert to fraction form
    473.28/709.82 = 335.94/x
  3. Step 3: Cross multiply
    473.28x = 709.82 × 335.94
  4. Step 4: Simplify right side
    473.28x = 238,456.93
  5. Step 5: Solve for x
    x = 238,456.93/473.28
  6. Step 6: Final answer
    x = 503.84

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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.