Home / 379,115.28-568,392.02-179,202.06

Finding the Fourth Proportional to 379,115.28, 568,392.02 and 179,202.06

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Solution

The fourth proportional to 379,115.28, 568,392.02 and 179,202.06 is: 268,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,115.28 : 568,392.02 = 179,202.06 : x
  2. Step 2: Convert to fraction form
    379,115.28/568,392.02 = 179,202.06/x
  3. Step 3: Cross multiply
    379,115.28x = 568,392.02 × 179,202.06
  4. Step 4: Simplify right side
    379,115.28x = 101,857,020,871.56
  5. Step 5: Solve for x
    x = 101,857,020,871.56/379,115.28
  6. Step 6: Final answer
    x = 268,670.31

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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.