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Finding the Fourth Proportional to 6,388,846.60, 9,579,770.70 and 2,598,046.60

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Solution

The fourth proportional to 6,388,846.60, 9,579,770.70 and 2,598,046.60 is: 3,895,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,846.60 : 9,579,770.70 = 2,598,046.60 : x
  2. Step 2: Convert to fraction form
    6,388,846.60/9,579,770.70 = 2,598,046.60/x
  3. Step 3: Cross multiply
    6,388,846.60x = 9,579,770.70 × 2,598,046.60
  4. Step 4: Simplify right side
    6,388,846.60x = 24,888,690,695,914.62
  5. Step 5: Solve for x
    x = 24,888,690,695,914.62/6,388,846.60
  6. Step 6: Final answer
    x = 3,895,646.94

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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.