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Finding the Fourth Proportional to 5,558.00, 8,336.03 and 1,859.72

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Solution

The fourth proportional to 5,558.00, 8,336.03 and 1,859.72 is: 2,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.00 : 8,336.03 = 1,859.72 : x
  2. Step 2: Convert to fraction form
    5,558.00/8,336.03 = 1,859.72/x
  3. Step 3: Cross multiply
    5,558.00x = 8,336.03 × 1,859.72
  4. Step 4: Simplify right side
    5,558.00x = 15,502,630.73
  5. Step 5: Solve for x
    x = 15,502,630.73/5,558.00
  6. Step 6: Final answer
    x = 2,789.25

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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.