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Finding the Fourth Proportional to 576,048.44, 864,213.00 and 191,796.59

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Solution

The fourth proportional to 576,048.44, 864,213.00 and 191,796.59 is: 287,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,048.44 : 864,213.00 = 191,796.59 : x
  2. Step 2: Convert to fraction form
    576,048.44/864,213.00 = 191,796.59/x
  3. Step 3: Cross multiply
    576,048.44x = 864,213.00 × 191,796.59
  4. Step 4: Simplify right side
    576,048.44x = 165,753,107,874.97
  5. Step 5: Solve for x
    x = 165,753,107,874.97/576,048.44
  6. Step 6: Final answer
    x = 287,741.61

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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.