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Finding the Fourth Proportional to 8,883.83, 12,256.57 and 5,297.87

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Solution

The fourth proportional to 8,883.83, 12,256.57 and 5,297.87 is: 7,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.83 : 12,256.57 = 5,297.87 : x
  2. Step 2: Convert to fraction form
    8,883.83/12,256.57 = 5,297.87/x
  3. Step 3: Cross multiply
    8,883.83x = 12,256.57 × 5,297.87
  4. Step 4: Simplify right side
    8,883.83x = 64,933,751.77
  5. Step 5: Solve for x
    x = 64,933,751.77/8,883.83
  6. Step 6: Final answer
    x = 7,309.20

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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.