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Finding the Fourth Proportional to 606.37, 836.44 and 429.14

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Solution

The fourth proportional to 606.37, 836.44 and 429.14 is: 591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.37 : 836.44 = 429.14 : x
  2. Step 2: Convert to fraction form
    606.37/836.44 = 429.14/x
  3. Step 3: Cross multiply
    606.37x = 836.44 × 429.14
  4. Step 4: Simplify right side
    606.37x = 358,949.86
  5. Step 5: Solve for x
    x = 358,949.86/606.37
  6. Step 6: Final answer
    x = 591.97

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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.