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Finding the Fourth Proportional to 7,259.85, 10,889.55 and 2,065.73

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Solution

The fourth proportional to 7,259.85, 10,889.55 and 2,065.73 is: 3,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.85 : 10,889.55 = 2,065.73 : x
  2. Step 2: Convert to fraction form
    7,259.85/10,889.55 = 2,065.73/x
  3. Step 3: Cross multiply
    7,259.85x = 10,889.55 × 2,065.73
  4. Step 4: Simplify right side
    7,259.85x = 22,494,849.21
  5. Step 5: Solve for x
    x = 22,494,849.21/7,259.85
  6. Step 6: Final answer
    x = 3,098.53

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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.