Home / 947,843.33-1,308,044.05-518,163.44

Finding the Fourth Proportional to 947,843.33, 1,308,044.05 and 518,163.44

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Solution

The fourth proportional to 947,843.33, 1,308,044.05 and 518,163.44 is: 715,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,843.33 : 1,308,044.05 = 518,163.44 : x
  2. Step 2: Convert to fraction form
    947,843.33/1,308,044.05 = 518,163.44/x
  3. Step 3: Cross multiply
    947,843.33x = 1,308,044.05 × 518,163.44
  4. Step 4: Simplify right side
    947,843.33x = 677,780,598,079.31
  5. Step 5: Solve for x
    x = 677,780,598,079.31/947,843.33
  6. Step 6: Final answer
    x = 715,076.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.