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Finding the Fourth Proportional to 7,753.44, 10,699.26 and 4,216.62

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Solution

The fourth proportional to 7,753.44, 10,699.26 and 4,216.62 is: 5,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.44 : 10,699.26 = 4,216.62 : x
  2. Step 2: Convert to fraction form
    7,753.44/10,699.26 = 4,216.62/x
  3. Step 3: Cross multiply
    7,753.44x = 10,699.26 × 4,216.62
  4. Step 4: Simplify right side
    7,753.44x = 45,114,713.70
  5. Step 5: Solve for x
    x = 45,114,713.70/7,753.44
  6. Step 6: Final answer
    x = 5,818.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.