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Finding the Fourth Proportional to 844.61, 1,166.27 and 596.48

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Solution

The fourth proportional to 844.61, 1,166.27 and 596.48 is: 823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    844.61 : 1,166.27 = 596.48 : x
  2. Step 2: Convert to fraction form
    844.61/1,166.27 = 596.48/x
  3. Step 3: Cross multiply
    844.61x = 1,166.27 × 596.48
  4. Step 4: Simplify right side
    844.61x = 695,647.92
  5. Step 5: Solve for x
    x = 695,647.92/844.61
  6. Step 6: Final answer
    x = 823.64

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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.