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Finding the Fourth Proportional to 9,411.96, 14,115.91 and 2,836.79

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Solution

The fourth proportional to 9,411.96, 14,115.91 and 2,836.79 is: 4,254.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.96 : 14,115.91 = 2,836.79 : x
  2. Step 2: Convert to fraction form
    9,411.96/14,115.91 = 2,836.79/x
  3. Step 3: Cross multiply
    9,411.96x = 14,115.91 × 2,836.79
  4. Step 4: Simplify right side
    9,411.96x = 40,043,872.33
  5. Step 5: Solve for x
    x = 40,043,872.33/9,411.96
  6. Step 6: Final answer
    x = 4,254.57

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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.