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Finding the Fourth Proportional to 533,201.91, 735,819.26 and 306,847.59

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Solution

The fourth proportional to 533,201.91, 735,819.26 and 306,847.59 is: 423,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,201.91 : 735,819.26 = 306,847.59 : x
  2. Step 2: Convert to fraction form
    533,201.91/735,819.26 = 306,847.59/x
  3. Step 3: Cross multiply
    533,201.91x = 735,819.26 × 306,847.59
  4. Step 4: Simplify right side
    533,201.91x = 225,784,365,072.35
  5. Step 5: Solve for x
    x = 225,784,365,072.35/533,201.91
  6. Step 6: Final answer
    x = 423,450.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.