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Finding the Fourth Proportional to 541.96, 748.18 and 335.08

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Solution

The fourth proportional to 541.96, 748.18 and 335.08 is: 462.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.96 : 748.18 = 335.08 : x
  2. Step 2: Convert to fraction form
    541.96/748.18 = 335.08/x
  3. Step 3: Cross multiply
    541.96x = 748.18 × 335.08
  4. Step 4: Simplify right side
    541.96x = 250,700.15
  5. Step 5: Solve for x
    x = 250,700.15/541.96
  6. Step 6: Final answer
    x = 462.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.