Home / 331,339.24-497,067.30-121,270.60

Finding the Fourth Proportional to 331,339.24, 497,067.30 and 121,270.60

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Solution

The fourth proportional to 331,339.24, 497,067.30 and 121,270.60 is: 181,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,339.24 : 497,067.30 = 121,270.60 : x
  2. Step 2: Convert to fraction form
    331,339.24/497,067.30 = 121,270.60/x
  3. Step 3: Cross multiply
    331,339.24x = 497,067.30 × 121,270.60
  4. Step 4: Simplify right side
    331,339.24x = 60,279,649,711.38
  5. Step 5: Solve for x
    x = 60,279,649,711.38/331,339.24
  6. Step 6: Final answer
    x = 181,927.29

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1.5x scale

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.