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Finding the Fourth Proportional to 8,926.11, 13,388.00 and 2,352.81

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Solution

The fourth proportional to 8,926.11, 13,388.00 and 2,352.81 is: 3,528.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.11 : 13,388.00 = 2,352.81 : x
  2. Step 2: Convert to fraction form
    8,926.11/13,388.00 = 2,352.81/x
  3. Step 3: Cross multiply
    8,926.11x = 13,388.00 × 2,352.81
  4. Step 4: Simplify right side
    8,926.11x = 31,499,458.72
  5. Step 5: Solve for x
    x = 31,499,458.72/8,926.11
  6. Step 6: Final answer
    x = 3,528.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.