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Finding the Fourth Proportional to 337.39, 464.76 and 243.87

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Solution

The fourth proportional to 337.39, 464.76 and 243.87 is: 335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.39 : 464.76 = 243.87 : x
  2. Step 2: Convert to fraction form
    337.39/464.76 = 243.87/x
  3. Step 3: Cross multiply
    337.39x = 464.76 × 243.87
  4. Step 4: Simplify right side
    337.39x = 113,341.02
  5. Step 5: Solve for x
    x = 113,341.02/337.39
  6. Step 6: Final answer
    x = 335.93

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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.