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Finding the Fourth Proportional to 3,657,893.57, 5,047,826.99 and 2,026,295.88

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Solution

The fourth proportional to 3,657,893.57, 5,047,826.99 and 2,026,295.88 is: 2,796,251.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657,893.57 : 5,047,826.99 = 2,026,295.88 : x
  2. Step 2: Convert to fraction form
    3,657,893.57/5,047,826.99 = 2,026,295.88/x
  3. Step 3: Cross multiply
    3,657,893.57x = 5,047,826.99 × 2,026,295.88
  4. Step 4: Simplify right side
    3,657,893.57x = 10,228,391,037,855.54
  5. Step 5: Solve for x
    x = 10,228,391,037,855.54/3,657,893.57
  6. Step 6: Final answer
    x = 2,796,251.68

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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.