Home / 928,214.24-1,392,418.56-395,791.52

Finding the Fourth Proportional to 928,214.24, 1,392,418.56 and 395,791.52

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Solution

The fourth proportional to 928,214.24, 1,392,418.56 and 395,791.52 is: 593,728.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,214.24 : 1,392,418.56 = 395,791.52 : x
  2. Step 2: Convert to fraction form
    928,214.24/1,392,418.56 = 395,791.52/x
  3. Step 3: Cross multiply
    928,214.24x = 1,392,418.56 × 395,791.52
  4. Step 4: Simplify right side
    928,214.24x = 551,107,458,338.61
  5. Step 5: Solve for x
    x = 551,107,458,338.61/928,214.24
  6. Step 6: Final answer
    x = 593,728.73

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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.