Home / 331,230.30-496,845.45-298,052.70

Finding the Fourth Proportional to 331,230.30, 496,845.45 and 298,052.70

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Solution

The fourth proportional to 331,230.30, 496,845.45 and 298,052.70 is: 447,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,230.30 : 496,845.45 = 298,052.70 : x
  2. Step 2: Convert to fraction form
    331,230.30/496,845.45 = 298,052.70/x
  3. Step 3: Cross multiply
    331,230.30x = 496,845.45 × 298,052.70
  4. Step 4: Simplify right side
    331,230.30x = 148,086,127,855.22
  5. Step 5: Solve for x
    x = 148,086,127,855.22/331,230.30
  6. Step 6: Final answer
    x = 447,079.05

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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.