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Finding the Fourth Proportional to 533,900.63, 800,921.42 and 197,177.96

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Solution

The fourth proportional to 533,900.63, 800,921.42 and 197,177.96 is: 295,792.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,900.63 : 800,921.42 = 197,177.96 : x
  2. Step 2: Convert to fraction form
    533,900.63/800,921.42 = 197,177.96/x
  3. Step 3: Cross multiply
    533,900.63x = 800,921.42 × 197,177.96
  4. Step 4: Simplify right side
    533,900.63x = 157,924,051,715.90
  5. Step 5: Solve for x
    x = 157,924,051,715.90/533,900.63
  6. Step 6: Final answer
    x = 295,792.97

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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.