Home / 412,192.14-568,541.25-289,943.88

Finding the Fourth Proportional to 412,192.14, 568,541.25 and 289,943.88

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Solution

The fourth proportional to 412,192.14, 568,541.25 and 289,943.88 is: 399,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,192.14 : 568,541.25 = 289,943.88 : x
  2. Step 2: Convert to fraction form
    412,192.14/568,541.25 = 289,943.88/x
  3. Step 3: Cross multiply
    412,192.14x = 568,541.25 × 289,943.88
  4. Step 4: Simplify right side
    412,192.14x = 164,845,055,965.05
  5. Step 5: Solve for x
    x = 164,845,055,965.05/412,192.14
  6. Step 6: Final answer
    x = 399,922.85

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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.