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Finding the Fourth Proportional to 2,340.83, 3,511.83 and 697.38

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Solution

The fourth proportional to 2,340.83, 3,511.83 and 697.38 is: 1,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.83 : 3,511.83 = 697.38 : x
  2. Step 2: Convert to fraction form
    2,340.83/3,511.83 = 697.38/x
  3. Step 3: Cross multiply
    2,340.83x = 3,511.83 × 697.38
  4. Step 4: Simplify right side
    2,340.83x = 2,449,080.01
  5. Step 5: Solve for x
    x = 2,449,080.01/2,340.83
  6. Step 6: Final answer
    x = 1,046.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.