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Finding the Fourth Proportional to 3,261.01, 4,891.47 and 795.83

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Solution

The fourth proportional to 3,261.01, 4,891.47 and 795.83 is: 1,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.01 : 4,891.47 = 795.83 : x
  2. Step 2: Convert to fraction form
    3,261.01/4,891.47 = 795.83/x
  3. Step 3: Cross multiply
    3,261.01x = 4,891.47 × 795.83
  4. Step 4: Simplify right side
    3,261.01x = 3,892,778.57
  5. Step 5: Solve for x
    x = 3,892,778.57/3,261.01
  6. Step 6: Final answer
    x = 1,193.73

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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.