Home / 579,238.74-799,371.18-324,580.50

Finding the Fourth Proportional to 579,238.74, 799,371.18 and 324,580.50

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Solution

The fourth proportional to 579,238.74, 799,371.18 and 324,580.50 is: 447,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,238.74 : 799,371.18 = 324,580.50 : x
  2. Step 2: Convert to fraction form
    579,238.74/799,371.18 = 324,580.50/x
  3. Step 3: Cross multiply
    579,238.74x = 799,371.18 × 324,580.50
  4. Step 4: Simplify right side
    579,238.74x = 259,460,297,289.99
  5. Step 5: Solve for x
    x = 259,460,297,289.99/579,238.74
  6. Step 6: Final answer
    x = 447,933.26

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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.