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Finding the Fourth Proportional to 606.92, 837.47 and 344.95

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Solution

The fourth proportional to 606.92, 837.47 and 344.95 is: 475.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.92 : 837.47 = 344.95 : x
  2. Step 2: Convert to fraction form
    606.92/837.47 = 344.95/x
  3. Step 3: Cross multiply
    606.92x = 837.47 × 344.95
  4. Step 4: Simplify right side
    606.92x = 288,884.05
  5. Step 5: Solve for x
    x = 288,884.05/606.92
  6. Step 6: Final answer
    x = 475.99

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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.