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Finding the Fourth Proportional to 7,389.99, 11,086.34 and 4,464.81

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Solution

The fourth proportional to 7,389.99, 11,086.34 and 4,464.81 is: 6,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.99 : 11,086.34 = 4,464.81 : x
  2. Step 2: Convert to fraction form
    7,389.99/11,086.34 = 4,464.81/x
  3. Step 3: Cross multiply
    7,389.99x = 11,086.34 × 4,464.81
  4. Step 4: Simplify right side
    7,389.99x = 49,498,379.37
  5. Step 5: Solve for x
    x = 49,498,379.37/7,389.99
  6. Step 6: Final answer
    x = 6,698.03

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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.