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Finding the Fourth Proportional to 533,119.78, 799,819.89 and 191,597.71

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Solution

The fourth proportional to 533,119.78, 799,819.89 and 191,597.71 is: 287,446.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,119.78 : 799,819.89 = 191,597.71 : x
  2. Step 2: Convert to fraction form
    533,119.78/799,819.89 = 191,597.71/x
  3. Step 3: Cross multiply
    533,119.78x = 799,819.89 × 191,597.71
  4. Step 4: Simplify right side
    533,119.78x = 153,243,659,336.45
  5. Step 5: Solve for x
    x = 153,243,659,336.45/533,119.78
  6. Step 6: Final answer
    x = 287,446.96

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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.