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Finding the Fourth Proportional to 284,906.25, 427,381.85 and 95,367.73

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Solution

The fourth proportional to 284,906.25, 427,381.85 and 95,367.73 is: 143,059.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,906.25 : 427,381.85 = 95,367.73 : x
  2. Step 2: Convert to fraction form
    284,906.25/427,381.85 = 95,367.73/x
  3. Step 3: Cross multiply
    284,906.25x = 427,381.85 × 95,367.73
  4. Step 4: Simplify right side
    284,906.25x = 40,758,436,877.70
  5. Step 5: Solve for x
    x = 40,758,436,877.70/284,906.25
  6. Step 6: Final answer
    x = 143,059.12

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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.