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Finding the Fourth Proportional to 7,174.37, 10,756.60 and 3,657.56

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Solution

The fourth proportional to 7,174.37, 10,756.60 and 3,657.56 is: 5,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.37 : 10,756.60 = 3,657.56 : x
  2. Step 2: Convert to fraction form
    7,174.37/10,756.60 = 3,657.56/x
  3. Step 3: Cross multiply
    7,174.37x = 10,756.60 × 3,657.56
  4. Step 4: Simplify right side
    7,174.37x = 39,342,846.97
  5. Step 5: Solve for x
    x = 39,342,846.97/7,174.37
  6. Step 6: Final answer
    x = 5,483.80

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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.