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Finding the Fourth Proportional to 7,027.50, 9,697.82 and 3,883.62

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Solution

The fourth proportional to 7,027.50, 9,697.82 and 3,883.62 is: 5,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.50 : 9,697.82 = 3,883.62 : x
  2. Step 2: Convert to fraction form
    7,027.50/9,697.82 = 3,883.62/x
  3. Step 3: Cross multiply
    7,027.50x = 9,697.82 × 3,883.62
  4. Step 4: Simplify right side
    7,027.50x = 37,662,647.71
  5. Step 5: Solve for x
    x = 37,662,647.71/7,027.50
  6. Step 6: Final answer
    x = 5,359.32

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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.