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Finding the Fourth Proportional to 5,968,145.90, 8,236,041.42 and 3,251,891.90

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Solution

The fourth proportional to 5,968,145.90, 8,236,041.42 and 3,251,891.90 is: 4,487,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968,145.90 : 8,236,041.42 = 3,251,891.90 : x
  2. Step 2: Convert to fraction form
    5,968,145.90/8,236,041.42 = 3,251,891.90/x
  3. Step 3: Cross multiply
    5,968,145.90x = 8,236,041.42 × 3,251,891.90
  4. Step 4: Simplify right side
    5,968,145.90x = 26,782,716,340,582.29
  5. Step 5: Solve for x
    x = 26,782,716,340,582.29/5,968,145.90
  6. Step 6: Final answer
    x = 4,487,610.86

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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.