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Finding the Fourth Proportional to 2,684.76, 3,704.96 and 1,505.83

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Solution

The fourth proportional to 2,684.76, 3,704.96 and 1,505.83 is: 2,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.76 : 3,704.96 = 1,505.83 : x
  2. Step 2: Convert to fraction form
    2,684.76/3,704.96 = 1,505.83/x
  3. Step 3: Cross multiply
    2,684.76x = 3,704.96 × 1,505.83
  4. Step 4: Simplify right side
    2,684.76x = 5,579,032.39
  5. Step 5: Solve for x
    x = 5,579,032.39/2,684.76
  6. Step 6: Final answer
    x = 2,078.04

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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.