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Finding the Fourth Proportional to 2,604.11, 3,900.03 and 2,260.25

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Solution

The fourth proportional to 2,604.11, 3,900.03 and 2,260.25 is: 3,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.11 : 3,900.03 = 2,260.25 : x
  2. Step 2: Convert to fraction form
    2,604.11/3,900.03 = 2,260.25/x
  3. Step 3: Cross multiply
    2,604.11x = 3,900.03 × 2,260.25
  4. Step 4: Simplify right side
    2,604.11x = 8,815,042.81
  5. Step 5: Solve for x
    x = 8,815,042.81/2,604.11
  6. Step 6: Final answer
    x = 3,385.05

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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.