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Finding the Fourth Proportional to 7,398.36, 11,099.74 and 3,933

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Solution

The fourth proportional to 7,398.36, 11,099.74 and 3,933 is: 5,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.36 : 11,099.74 = 3,933 : x
  2. Step 2: Convert to fraction form
    7,398.36/11,099.74 = 3,933/x
  3. Step 3: Cross multiply
    7,398.36x = 11,099.74 × 3,933
  4. Step 4: Simplify right side
    7,398.36x = 43,655,277.42
  5. Step 5: Solve for x
    x = 43,655,277.42/7,398.36
  6. Step 6: Final answer
    x = 5,900.67

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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.