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Finding the Fourth Proportional to 2,833.36, 4,252.12 and 1,859.12

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Solution

The fourth proportional to 2,833.36, 4,252.12 and 1,859.12 is: 2,790.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.36 : 4,252.12 = 1,859.12 : x
  2. Step 2: Convert to fraction form
    2,833.36/4,252.12 = 1,859.12/x
  3. Step 3: Cross multiply
    2,833.36x = 4,252.12 × 1,859.12
  4. Step 4: Simplify right side
    2,833.36x = 7,905,201.33
  5. Step 5: Solve for x
    x = 7,905,201.33/2,833.36
  6. Step 6: Final answer
    x = 2,790.04

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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.