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Finding the Fourth Proportional to 606.25, 836.73 and 344.27

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Solution

The fourth proportional to 606.25, 836.73 and 344.27 is: 475.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.25 : 836.73 = 344.27 : x
  2. Step 2: Convert to fraction form
    606.25/836.73 = 344.27/x
  3. Step 3: Cross multiply
    606.25x = 836.73 × 344.27
  4. Step 4: Simplify right side
    606.25x = 288,061.04
  5. Step 5: Solve for x
    x = 288,061.04/606.25
  6. Step 6: Final answer
    x = 475.16

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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.