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Finding the Fourth Proportional to 533,999.70, 800,805.15 and 179,025.30

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Solution

The fourth proportional to 533,999.70, 800,805.15 and 179,025.30 is: 268,472.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,999.70 : 800,805.15 = 179,025.30 : x
  2. Step 2: Convert to fraction form
    533,999.70/800,805.15 = 179,025.30/x
  3. Step 3: Cross multiply
    533,999.70x = 800,805.15 × 179,025.30
  4. Step 4: Simplify right side
    533,999.70x = 143,364,382,220.30
  5. Step 5: Solve for x
    x = 143,364,382,220.30/533,999.70
  6. Step 6: Final answer
    x = 268,472.78

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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.