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Finding the Fourth Proportional to 1,451,847, 2,003,315.58 and 839,992.44

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Solution

The fourth proportional to 1,451,847, 2,003,315.58 and 839,992.44 is: 1,159,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,847 : 2,003,315.58 = 839,992.44 : x
  2. Step 2: Convert to fraction form
    1,451,847/2,003,315.58 = 839,992.44/x
  3. Step 3: Cross multiply
    1,451,847x = 2,003,315.58 × 839,992.44
  4. Step 4: Simplify right side
    1,451,847x = 1,682,769,942,134.22
  5. Step 5: Solve for x
    x = 1,682,769,942,134.22/1,451,847
  6. Step 6: Final answer
    x = 1,159,054.60

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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.