Home / 322,610.48-445,177.04-179,361.76

Finding the Fourth Proportional to 322,610.48, 445,177.04 and 179,361.76

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Solution

The fourth proportional to 322,610.48, 445,177.04 and 179,361.76 is: 247,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,610.48 : 445,177.04 = 179,361.76 : x
  2. Step 2: Convert to fraction form
    322,610.48/445,177.04 = 179,361.76/x
  3. Step 3: Cross multiply
    322,610.48x = 445,177.04 × 179,361.76
  4. Step 4: Simplify right side
    322,610.48x = 79,847,737,405.99
  5. Step 5: Solve for x
    x = 79,847,737,405.99/322,610.48
  6. Step 6: Final answer
    x = 247,505.09

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1.5x scale

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.