Home / 548,667.24-823,079.45-169,620.94

Finding the Fourth Proportional to 548,667.24, 823,079.45 and 169,620.94

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Solution

The fourth proportional to 548,667.24, 823,079.45 and 169,620.94 is: 254,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,667.24 : 823,079.45 = 169,620.94 : x
  2. Step 2: Convert to fraction form
    548,667.24/823,079.45 = 169,620.94/x
  3. Step 3: Cross multiply
    548,667.24x = 823,079.45 × 169,620.94
  4. Step 4: Simplify right side
    548,667.24x = 139,611,510,003.68
  5. Step 5: Solve for x
    x = 139,611,510,003.68/548,667.24
  6. Step 6: Final answer
    x = 254,455.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.