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Finding the Fourth Proportional to 606.17, 908.97 and 277.02

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Solution

The fourth proportional to 606.17, 908.97 and 277.02 is: 415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.17 : 908.97 = 277.02 : x
  2. Step 2: Convert to fraction form
    606.17/908.97 = 277.02/x
  3. Step 3: Cross multiply
    606.17x = 908.97 × 277.02
  4. Step 4: Simplify right side
    606.17x = 251,800.50
  5. Step 5: Solve for x
    x = 251,800.50/606.17
  6. Step 6: Final answer
    x = 415.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.