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Finding the Fourth Proportional to 284,790.62, 427,250.82 and 151,600.70

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Solution

The fourth proportional to 284,790.62, 427,250.82 and 151,600.70 is: 227,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,790.62 : 427,250.82 = 151,600.70 : x
  2. Step 2: Convert to fraction form
    284,790.62/427,250.82 = 151,600.70/x
  3. Step 3: Cross multiply
    284,790.62x = 427,250.82 × 151,600.70
  4. Step 4: Simplify right side
    284,790.62x = 64,771,523,387.57
  5. Step 5: Solve for x
    x = 64,771,523,387.57/284,790.62
  6. Step 6: Final answer
    x = 227,435.59

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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.