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Finding the Fourth Proportional to 1,943,998.84, 2,682,782.83 and 1,060,996.22

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Solution

The fourth proportional to 1,943,998.84, 2,682,782.83 and 1,060,996.22 is: 1,464,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,998.84 : 2,682,782.83 = 1,060,996.22 : x
  2. Step 2: Convert to fraction form
    1,943,998.84/2,682,782.83 = 1,060,996.22/x
  3. Step 3: Cross multiply
    1,943,998.84x = 2,682,782.83 × 1,060,996.22
  4. Step 4: Simplify right side
    1,943,998.84x = 2,846,422,433,715.57
  5. Step 5: Solve for x
    x = 2,846,422,433,715.57/1,943,998.84
  6. Step 6: Final answer
    x = 1,464,209.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.