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Finding the Fourth Proportional to 1,813,165.02, 2,713,039.11 and 1,093,923.90

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Solution

The fourth proportional to 1,813,165.02, 2,713,039.11 and 1,093,923.90 is: 1,636,838.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,165.02 : 2,713,039.11 = 1,093,923.90 : x
  2. Step 2: Convert to fraction form
    1,813,165.02/2,713,039.11 = 1,093,923.90/x
  3. Step 3: Cross multiply
    1,813,165.02x = 2,713,039.11 × 1,093,923.90
  4. Step 4: Simplify right side
    1,813,165.02x = 2,967,858,324,063.73
  5. Step 5: Solve for x
    x = 2,967,858,324,063.73/1,813,165.02
  6. Step 6: Final answer
    x = 1,636,838.51

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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.