Home / 728,544.49-1,092,718.31-196,097.47

Finding the Fourth Proportional to 728,544.49, 1,092,718.31 and 196,097.47

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Solution

The fourth proportional to 728,544.49, 1,092,718.31 and 196,097.47 is: 294,119.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,544.49 : 1,092,718.31 = 196,097.47 : x
  2. Step 2: Convert to fraction form
    728,544.49/1,092,718.31 = 196,097.47/x
  3. Step 3: Cross multiply
    728,544.49x = 1,092,718.31 × 196,097.47
  4. Step 4: Simplify right side
    728,544.49x = 214,279,296,013.68
  5. Step 5: Solve for x
    x = 214,279,296,013.68/728,544.49
  6. Step 6: Final answer
    x = 294,119.71

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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.