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Finding the Fourth Proportional to 5,993,869.80, 8,990,804.70 and 1,950,738.60

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Solution

The fourth proportional to 5,993,869.80, 8,990,804.70 and 1,950,738.60 is: 2,926,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,993,869.80 : 8,990,804.70 = 1,950,738.60 : x
  2. Step 2: Convert to fraction form
    5,993,869.80/8,990,804.70 = 1,950,738.60/x
  3. Step 3: Cross multiply
    5,993,869.80x = 8,990,804.70 × 1,950,738.60
  4. Step 4: Simplify right side
    5,993,869.80x = 17,538,709,773,351.42
  5. Step 5: Solve for x
    x = 17,538,709,773,351.42/5,993,869.80
  6. Step 6: Final answer
    x = 2,926,107.90

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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.