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Finding the Fourth Proportional to 849.35, 1,170.86 and 600.23

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Solution

The fourth proportional to 849.35, 1,170.86 and 600.23 is: 827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    849.35 : 1,170.86 = 600.23 : x
  2. Step 2: Convert to fraction form
    849.35/1,170.86 = 600.23/x
  3. Step 3: Cross multiply
    849.35x = 1,170.86 × 600.23
  4. Step 4: Simplify right side
    849.35x = 702,776.44
  5. Step 5: Solve for x
    x = 702,776.44/849.35
  6. Step 6: Final answer
    x = 827.43

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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.