Home / 579,078.72-799,161.48-324,511.92

Finding the Fourth Proportional to 579,078.72, 799,161.48 and 324,511.92

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Solution

The fourth proportional to 579,078.72, 799,161.48 and 324,511.92 is: 447,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,078.72 : 799,161.48 = 324,511.92 : x
  2. Step 2: Convert to fraction form
    579,078.72/799,161.48 = 324,511.92/x
  3. Step 3: Cross multiply
    579,078.72x = 799,161.48 × 324,511.92
  4. Step 4: Simplify right side
    579,078.72x = 259,337,426,264.84
  5. Step 5: Solve for x
    x = 259,337,426,264.84/579,078.72
  6. Step 6: Final answer
    x = 447,844.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.