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Finding the Fourth Proportional to 5,001.96, 7,500.66 and 2,078.52

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Solution

The fourth proportional to 5,001.96, 7,500.66 and 2,078.52 is: 3,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.96 : 7,500.66 = 2,078.52 : x
  2. Step 2: Convert to fraction form
    5,001.96/7,500.66 = 2,078.52/x
  3. Step 3: Cross multiply
    5,001.96x = 7,500.66 × 2,078.52
  4. Step 4: Simplify right side
    5,001.96x = 15,590,271.82
  5. Step 5: Solve for x
    x = 15,590,271.82/5,001.96
  6. Step 6: Final answer
    x = 3,116.83

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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.