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Finding the Fourth Proportional to 367.87, 548.66 and 344.63

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Solution

The fourth proportional to 367.87, 548.66 and 344.63 is: 514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.87 : 548.66 = 344.63 : x
  2. Step 2: Convert to fraction form
    367.87/548.66 = 344.63/x
  3. Step 3: Cross multiply
    367.87x = 548.66 × 344.63
  4. Step 4: Simplify right side
    367.87x = 189,084.90
  5. Step 5: Solve for x
    x = 189,084.90/367.87
  6. Step 6: Final answer
    x = 514.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.