Home / 571,739.15-857,687.92-192,768.37

Finding the Fourth Proportional to 571,739.15, 857,687.92 and 192,768.37

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Solution

The fourth proportional to 571,739.15, 857,687.92 and 192,768.37 is: 289,179.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,739.15 : 857,687.92 = 192,768.37 : x
  2. Step 2: Convert to fraction form
    571,739.15/857,687.92 = 192,768.37/x
  3. Step 3: Cross multiply
    571,739.15x = 857,687.92 × 192,768.37
  4. Step 4: Simplify right side
    571,739.15x = 165,335,099,680.95
  5. Step 5: Solve for x
    x = 165,335,099,680.95/571,739.15
  6. Step 6: Final answer
    x = 289,179.25

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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.