Home / 331,211.68-496,485.32-153,843.26

Finding the Fourth Proportional to 331,211.68, 496,485.32 and 153,843.26

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Solution

The fourth proportional to 331,211.68, 496,485.32 and 153,843.26 is: 230,610.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,211.68 : 496,485.32 = 153,843.26 : x
  2. Step 2: Convert to fraction form
    331,211.68/496,485.32 = 153,843.26/x
  3. Step 3: Cross multiply
    331,211.68x = 496,485.32 × 153,843.26
  4. Step 4: Simplify right side
    331,211.68x = 76,380,920,170.94
  5. Step 5: Solve for x
    x = 76,380,920,170.94/331,211.68
  6. Step 6: Final answer
    x = 230,610.59

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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.