Home / 330,819.60-496,229.40-301,951.20

Finding the Fourth Proportional to 330,819.60, 496,229.40 and 301,951.20

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Solution

The fourth proportional to 330,819.60, 496,229.40 and 301,951.20 is: 452,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,819.60 : 496,229.40 = 301,951.20 : x
  2. Step 2: Convert to fraction form
    330,819.60/496,229.40 = 301,951.20/x
  3. Step 3: Cross multiply
    330,819.60x = 496,229.40 × 301,951.20
  4. Step 4: Simplify right side
    330,819.60x = 149,837,062,805.28
  5. Step 5: Solve for x
    x = 149,837,062,805.28/330,819.60
  6. Step 6: Final answer
    x = 452,926.80

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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.