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Finding the Fourth Proportional to 7,395.56, 11,087.87 and 3,495.41

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Solution

The fourth proportional to 7,395.56, 11,087.87 and 3,495.41 is: 5,240.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.56 : 11,087.87 = 3,495.41 : x
  2. Step 2: Convert to fraction form
    7,395.56/11,087.87 = 3,495.41/x
  3. Step 3: Cross multiply
    7,395.56x = 11,087.87 × 3,495.41
  4. Step 4: Simplify right side
    7,395.56x = 38,756,651.68
  5. Step 5: Solve for x
    x = 38,756,651.68/7,395.56
  6. Step 6: Final answer
    x = 5,240.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.