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Finding the Fourth Proportional to 336.51, 464.49 and 205.50

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Solution

The fourth proportional to 336.51, 464.49 and 205.50 is: 283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.51 : 464.49 = 205.50 : x
  2. Step 2: Convert to fraction form
    336.51/464.49 = 205.50/x
  3. Step 3: Cross multiply
    336.51x = 464.49 × 205.50
  4. Step 4: Simplify right side
    336.51x = 95,452.70
  5. Step 5: Solve for x
    x = 95,452.70/336.51
  6. Step 6: Final answer
    x = 283.65

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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.