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Finding the Fourth Proportional to 3,994,253.60, 5,984,007.60 and 3,728,832.80

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Solution

The fourth proportional to 3,994,253.60, 5,984,007.60 and 3,728,832.80 is: 5,586,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,253.60 : 5,984,007.60 = 3,728,832.80 : x
  2. Step 2: Convert to fraction form
    3,994,253.60/5,984,007.60 = 3,728,832.80/x
  3. Step 3: Cross multiply
    3,994,253.60x = 5,984,007.60 × 3,728,832.80
  4. Step 4: Simplify right side
    3,994,253.60x = 22,313,363,814,329.28
  5. Step 5: Solve for x
    x = 22,313,363,814,329.28/3,994,253.60
  6. Step 6: Final answer
    x = 5,586,366.33

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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.