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Finding the Fourth Proportional to 8,009.78, 12,015.83 and 2,463.59

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Solution

The fourth proportional to 8,009.78, 12,015.83 and 2,463.59 is: 3,695.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.78 : 12,015.83 = 2,463.59 : x
  2. Step 2: Convert to fraction form
    8,009.78/12,015.83 = 2,463.59/x
  3. Step 3: Cross multiply
    8,009.78x = 12,015.83 × 2,463.59
  4. Step 4: Simplify right side
    8,009.78x = 29,602,078.63
  5. Step 5: Solve for x
    x = 29,602,078.63/8,009.78
  6. Step 6: Final answer
    x = 3,695.74

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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.