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Finding the Fourth Proportional to 8,697.57, 13,043.62 and 2,852.82

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Solution

The fourth proportional to 8,697.57, 13,043.62 and 2,852.82 is: 4,278.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.57 : 13,043.62 = 2,852.82 : x
  2. Step 2: Convert to fraction form
    8,697.57/13,043.62 = 2,852.82/x
  3. Step 3: Cross multiply
    8,697.57x = 13,043.62 × 2,852.82
  4. Step 4: Simplify right side
    8,697.57x = 37,211,092.88
  5. Step 5: Solve for x
    x = 37,211,092.88/8,697.57
  6. Step 6: Final answer
    x = 4,278.33

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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.