Home / 579,201.24-799,319.34-324,543

Finding the Fourth Proportional to 579,201.24, 799,319.34 and 324,543

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Solution

The fourth proportional to 579,201.24, 799,319.34 and 324,543 is: 447,881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,201.24 : 799,319.34 = 324,543 : x
  2. Step 2: Convert to fraction form
    579,201.24/799,319.34 = 324,543/x
  3. Step 3: Cross multiply
    579,201.24x = 799,319.34 × 324,543
  4. Step 4: Simplify right side
    579,201.24x = 259,413,496,561.62
  5. Step 5: Solve for x
    x = 259,413,496,561.62/579,201.24
  6. Step 6: Final answer
    x = 447,881.46

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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.