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Finding the Fourth Proportional to 310.35, 464.61 and 244.89

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Solution

The fourth proportional to 310.35, 464.61 and 244.89 is: 366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.35 : 464.61 = 244.89 : x
  2. Step 2: Convert to fraction form
    310.35/464.61 = 244.89/x
  3. Step 3: Cross multiply
    310.35x = 464.61 × 244.89
  4. Step 4: Simplify right side
    310.35x = 113,778.57
  5. Step 5: Solve for x
    x = 113,778.57/310.35
  6. Step 6: Final answer
    x = 366.62

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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.