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Finding the Fourth Proportional to 606.92, 837.10 and 459.28

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Solution

The fourth proportional to 606.92, 837.10 and 459.28 is: 633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.92 : 837.10 = 459.28 : x
  2. Step 2: Convert to fraction form
    606.92/837.10 = 459.28/x
  3. Step 3: Cross multiply
    606.92x = 837.10 × 459.28
  4. Step 4: Simplify right side
    606.92x = 384,463.29
  5. Step 5: Solve for x
    x = 384,463.29/606.92
  6. Step 6: Final answer
    x = 633.47

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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.