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Finding the Fourth Proportional to 606.68, 837.33 and 344.66

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Solution

The fourth proportional to 606.68, 837.33 and 344.66 is: 475.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.68 : 837.33 = 344.66 : x
  2. Step 2: Convert to fraction form
    606.68/837.33 = 344.66/x
  3. Step 3: Cross multiply
    606.68x = 837.33 × 344.66
  4. Step 4: Simplify right side
    606.68x = 288,594.16
  5. Step 5: Solve for x
    x = 288,594.16/606.68
  6. Step 6: Final answer
    x = 475.69

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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.