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Finding the Fourth Proportional to 433.24, 598.20 and 340.44

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Solution

The fourth proportional to 433.24, 598.20 and 340.44 is: 470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.24 : 598.20 = 340.44 : x
  2. Step 2: Convert to fraction form
    433.24/598.20 = 340.44/x
  3. Step 3: Cross multiply
    433.24x = 598.20 × 340.44
  4. Step 4: Simplify right side
    433.24x = 203,651.21
  5. Step 5: Solve for x
    x = 203,651.21/433.24
  6. Step 6: Final answer
    x = 470.07

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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.