Home / 419,837.45-579,353.83-238,524.22

Finding the Fourth Proportional to 419,837.45, 579,353.83 and 238,524.22

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Solution

The fourth proportional to 419,837.45, 579,353.83 and 238,524.22 is: 329,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,837.45 : 579,353.83 = 238,524.22 : x
  2. Step 2: Convert to fraction form
    419,837.45/579,353.83 = 238,524.22/x
  3. Step 3: Cross multiply
    419,837.45x = 579,353.83 × 238,524.22
  4. Step 4: Simplify right side
    419,837.45x = 138,189,920,404.76
  5. Step 5: Solve for x
    x = 138,189,920,404.76/419,837.45
  6. Step 6: Final answer
    x = 329,151.01

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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.