Home / 373,195.27-515,016.93-203,429.26

Finding the Fourth Proportional to 373,195.27, 515,016.93 and 203,429.26

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Solution

The fourth proportional to 373,195.27, 515,016.93 and 203,429.26 is: 280,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,195.27 : 515,016.93 = 203,429.26 : x
  2. Step 2: Convert to fraction form
    373,195.27/515,016.93 = 203,429.26/x
  3. Step 3: Cross multiply
    373,195.27x = 515,016.93 × 203,429.26
  4. Step 4: Simplify right side
    373,195.27x = 104,769,512,957.37
  5. Step 5: Solve for x
    x = 104,769,512,957.37/373,195.27
  6. Step 6: Final answer
    x = 280,736.44

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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.