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Finding the Fourth Proportional to 341,571.96, 512,299.86 and 92,195.64

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Solution

The fourth proportional to 341,571.96, 512,299.86 and 92,195.64 is: 138,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,571.96 : 512,299.86 = 92,195.64 : x
  2. Step 2: Convert to fraction form
    341,571.96/512,299.86 = 92,195.64/x
  3. Step 3: Cross multiply
    341,571.96x = 512,299.86 × 92,195.64
  4. Step 4: Simplify right side
    341,571.96x = 47,231,813,464.61
  5. Step 5: Solve for x
    x = 47,231,813,464.61/341,571.96
  6. Step 6: Final answer
    x = 138,277.78

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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.