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Finding the Fourth Proportional to 2,747.00, 3,790.87 and 1,488.07

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Solution

The fourth proportional to 2,747.00, 3,790.87 and 1,488.07 is: 2,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.00 : 3,790.87 = 1,488.07 : x
  2. Step 2: Convert to fraction form
    2,747.00/3,790.87 = 1,488.07/x
  3. Step 3: Cross multiply
    2,747.00x = 3,790.87 × 1,488.07
  4. Step 4: Simplify right side
    2,747.00x = 5,641,070.28
  5. Step 5: Solve for x
    x = 5,641,070.28/2,747.00
  6. Step 6: Final answer
    x = 2,053.54

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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.