Home / 330,863.20-496,294.80-94,213.60

Finding the Fourth Proportional to 330,863.20, 496,294.80 and 94,213.60

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Solution

The fourth proportional to 330,863.20, 496,294.80 and 94,213.60 is: 141,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,863.20 : 496,294.80 = 94,213.60 : x
  2. Step 2: Convert to fraction form
    330,863.20/496,294.80 = 94,213.60/x
  3. Step 3: Cross multiply
    330,863.20x = 496,294.80 × 94,213.60
  4. Step 4: Simplify right side
    330,863.20x = 46,757,719,769.28
  5. Step 5: Solve for x
    x = 46,757,719,769.28/330,863.20
  6. Step 6: Final answer
    x = 141,320.40

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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.