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Finding the Fourth Proportional to 17,028,737.20, 25,543,105.80 and 16,356,890.80

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Solution

The fourth proportional to 17,028,737.20, 25,543,105.80 and 16,356,890.80 is: 24,535,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028,737.20 : 25,543,105.80 = 16,356,890.80 : x
  2. Step 2: Convert to fraction form
    17,028,737.20/25,543,105.80 = 16,356,890.80/x
  3. Step 3: Cross multiply
    17,028,737.20x = 25,543,105.80 × 16,356,890.80
  4. Step 4: Simplify right side
    17,028,737.20x = 417,805,792,263,446.69
  5. Step 5: Solve for x
    x = 417,805,792,263,446.69/17,028,737.20
  6. Step 6: Final answer
    x = 24,535,336.20

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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.