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Finding the Fourth Proportional to 7,597.40, 11,396.70 and 2,666.12

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Solution

The fourth proportional to 7,597.40, 11,396.70 and 2,666.12 is: 3,999.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,597.40 : 11,396.70 = 2,666.12 : x
  2. Step 2: Convert to fraction form
    7,597.40/11,396.70 = 2,666.12/x
  3. Step 3: Cross multiply
    7,597.40x = 11,396.70 × 2,666.12
  4. Step 4: Simplify right side
    7,597.40x = 30,384,912.82
  5. Step 5: Solve for x
    x = 30,384,912.82/7,597.40
  6. Step 6: Final answer
    x = 3,999.39

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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.