Home / 728,033.25-1,092,105.09-248,111.85

Finding the Fourth Proportional to 728,033.25, 1,092,105.09 and 248,111.85

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Solution

The fourth proportional to 728,033.25, 1,092,105.09 and 248,111.85 is: 372,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,033.25 : 1,092,105.09 = 248,111.85 : x
  2. Step 2: Convert to fraction form
    728,033.25/1,092,105.09 = 248,111.85/x
  3. Step 3: Cross multiply
    728,033.25x = 1,092,105.09 × 248,111.85
  4. Step 4: Simplify right side
    728,033.25x = 270,964,214,274.32
  5. Step 5: Solve for x
    x = 270,964,214,274.32/728,033.25
  6. Step 6: Final answer
    x = 372,186.59

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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.