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Finding the Fourth Proportional to 5,753,713.50, 7,942,714.01 and 3,794,753.69

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Solution

The fourth proportional to 5,753,713.50, 7,942,714.01 and 3,794,753.69 is: 5,238,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753,713.50 : 7,942,714.01 = 3,794,753.69 : x
  2. Step 2: Convert to fraction form
    5,753,713.50/7,942,714.01 = 3,794,753.69/x
  3. Step 3: Cross multiply
    5,753,713.50x = 7,942,714.01 × 3,794,753.69
  4. Step 4: Simplify right side
    5,753,713.50x = 30,140,643,327,405.87
  5. Step 5: Solve for x
    x = 30,140,643,327,405.87/5,753,713.50
  6. Step 6: Final answer
    x = 5,238,467.87

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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.