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Finding the Fourth Proportional to 366.92, 505.76 and 336.75

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Solution

The fourth proportional to 366.92, 505.76 and 336.75 is: 464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.92 : 505.76 = 336.75 : x
  2. Step 2: Convert to fraction form
    366.92/505.76 = 336.75/x
  3. Step 3: Cross multiply
    366.92x = 505.76 × 336.75
  4. Step 4: Simplify right side
    366.92x = 170,314.68
  5. Step 5: Solve for x
    x = 170,314.68/366.92
  6. Step 6: Final answer
    x = 464.17

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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.