Home / 449,150.64-619,932.12-296,216.52

Finding the Fourth Proportional to 449,150.64, 619,932.12 and 296,216.52

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Solution

The fourth proportional to 449,150.64, 619,932.12 and 296,216.52 is: 408,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,150.64 : 619,932.12 = 296,216.52 : x
  2. Step 2: Convert to fraction form
    449,150.64/619,932.12 = 296,216.52/x
  3. Step 3: Cross multiply
    449,150.64x = 619,932.12 × 296,216.52
  4. Step 4: Simplify right side
    449,150.64x = 183,634,135,222.62
  5. Step 5: Solve for x
    x = 183,634,135,222.62/449,150.64
  6. Step 6: Final answer
    x = 408,847.54

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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.