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Finding the Fourth Proportional to 8,908.32, 13,349.70 and 5,004.54

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Solution

The fourth proportional to 8,908.32, 13,349.70 and 5,004.54 is: 7,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.32 : 13,349.70 = 5,004.54 : x
  2. Step 2: Convert to fraction form
    8,908.32/13,349.70 = 5,004.54/x
  3. Step 3: Cross multiply
    8,908.32x = 13,349.70 × 5,004.54
  4. Step 4: Simplify right side
    8,908.32x = 66,809,107.64
  5. Step 5: Solve for x
    x = 66,809,107.64/8,908.32
  6. Step 6: Final answer
    x = 7,499.63

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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.