Home / 419,626.13-579,076.25-233,369.02

Finding the Fourth Proportional to 419,626.13, 579,076.25 and 233,369.02

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Solution

The fourth proportional to 419,626.13, 579,076.25 and 233,369.02 is: 322,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,626.13 : 579,076.25 = 233,369.02 : x
  2. Step 2: Convert to fraction form
    419,626.13/579,076.25 = 233,369.02/x
  3. Step 3: Cross multiply
    419,626.13x = 579,076.25 × 233,369.02
  4. Step 4: Simplify right side
    419,626.13x = 135,138,456,129.83
  5. Step 5: Solve for x
    x = 135,138,456,129.83/419,626.13
  6. Step 6: Final answer
    x = 322,044.91

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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.