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Finding the Fourth Proportional to 2,707.83, 4,060.83 and 759.58

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Solution

The fourth proportional to 2,707.83, 4,060.83 and 759.58 is: 1,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.83 : 4,060.83 = 759.58 : x
  2. Step 2: Convert to fraction form
    2,707.83/4,060.83 = 759.58/x
  3. Step 3: Cross multiply
    2,707.83x = 4,060.83 × 759.58
  4. Step 4: Simplify right side
    2,707.83x = 3,084,517.95
  5. Step 5: Solve for x
    x = 3,084,517.95/2,707.83
  6. Step 6: Final answer
    x = 1,139.11

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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.