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Finding the Fourth Proportional to 7,644.15, 10,544.45 and 4,807.03

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Solution

The fourth proportional to 7,644.15, 10,544.45 and 4,807.03 is: 6,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.15 : 10,544.45 = 4,807.03 : x
  2. Step 2: Convert to fraction form
    7,644.15/10,544.45 = 4,807.03/x
  3. Step 3: Cross multiply
    7,644.15x = 10,544.45 × 4,807.03
  4. Step 4: Simplify right side
    7,644.15x = 50,687,410.73
  5. Step 5: Solve for x
    x = 50,687,410.73/7,644.15
  6. Step 6: Final answer
    x = 6,630.88

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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.