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Finding the Fourth Proportional to 7,843.46, 11,764.33 and 2,296.86

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Solution

The fourth proportional to 7,843.46, 11,764.33 and 2,296.86 is: 3,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843.46 : 11,764.33 = 2,296.86 : x
  2. Step 2: Convert to fraction form
    7,843.46/11,764.33 = 2,296.86/x
  3. Step 3: Cross multiply
    7,843.46x = 11,764.33 × 2,296.86
  4. Step 4: Simplify right side
    7,843.46x = 27,021,054.16
  5. Step 5: Solve for x
    x = 27,021,054.16/7,843.46
  6. Step 6: Final answer
    x = 3,445.04

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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.