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Finding the Fourth Proportional to 496,432.80, 744,843.60 and 180,921.60

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Solution

The fourth proportional to 496,432.80, 744,843.60 and 180,921.60 is: 271,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,432.80 : 744,843.60 = 180,921.60 : x
  2. Step 2: Convert to fraction form
    496,432.80/744,843.60 = 180,921.60/x
  3. Step 3: Cross multiply
    496,432.80x = 744,843.60 × 180,921.60
  4. Step 4: Simplify right side
    496,432.80x = 134,758,295,861.76
  5. Step 5: Solve for x
    x = 134,758,295,861.76/496,432.80
  6. Step 6: Final answer
    x = 271,453.25

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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.