Home / 330,861.20-496,291.80-94,211.60

Finding the Fourth Proportional to 330,861.20, 496,291.80 and 94,211.60

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Solution

The fourth proportional to 330,861.20, 496,291.80 and 94,211.60 is: 141,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,861.20 : 496,291.80 = 94,211.60 : x
  2. Step 2: Convert to fraction form
    330,861.20/496,291.80 = 94,211.60/x
  3. Step 3: Cross multiply
    330,861.20x = 496,291.80 × 94,211.60
  4. Step 4: Simplify right side
    330,861.20x = 46,756,444,544.88
  5. Step 5: Solve for x
    x = 46,756,444,544.88/330,861.20
  6. Step 6: Final answer
    x = 141,317.40

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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.