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Finding the Fourth Proportional to 471.96, 708.60 and 335.88

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Solution

The fourth proportional to 471.96, 708.60 and 335.88 is: 504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.96 : 708.60 = 335.88 : x
  2. Step 2: Convert to fraction form
    471.96/708.60 = 335.88/x
  3. Step 3: Cross multiply
    471.96x = 708.60 × 335.88
  4. Step 4: Simplify right side
    471.96x = 238,004.57
  5. Step 5: Solve for x
    x = 238,004.57/471.96
  6. Step 6: Final answer
    x = 504.29

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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.