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Finding the Fourth Proportional to 2,656.39, 3,984.67 and 1,096.52

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Solution

The fourth proportional to 2,656.39, 3,984.67 and 1,096.52 is: 1,644.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.39 : 3,984.67 = 1,096.52 : x
  2. Step 2: Convert to fraction form
    2,656.39/3,984.67 = 1,096.52/x
  3. Step 3: Cross multiply
    2,656.39x = 3,984.67 × 1,096.52
  4. Step 4: Simplify right side
    2,656.39x = 4,369,262.72
  5. Step 5: Solve for x
    x = 4,369,262.72/2,656.39
  6. Step 6: Final answer
    x = 1,644.81

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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.