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Finding the Fourth Proportional to 2,809.83, 3,877.56 and 1,550.93

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Solution

The fourth proportional to 2,809.83, 3,877.56 and 1,550.93 is: 2,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809.83 : 3,877.56 = 1,550.93 : x
  2. Step 2: Convert to fraction form
    2,809.83/3,877.56 = 1,550.93/x
  3. Step 3: Cross multiply
    2,809.83x = 3,877.56 × 1,550.93
  4. Step 4: Simplify right side
    2,809.83x = 6,013,833.82
  5. Step 5: Solve for x
    x = 6,013,833.82/2,809.83
  6. Step 6: Final answer
    x = 2,140.28

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