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Finding the Fourth Proportional to 533,764.08, 800,733.60 and 253,128.24

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Solution

The fourth proportional to 533,764.08, 800,733.60 and 253,128.24 is: 379,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,764.08 : 800,733.60 = 253,128.24 : x
  2. Step 2: Convert to fraction form
    533,764.08/800,733.60 = 253,128.24/x
  3. Step 3: Cross multiply
    533,764.08x = 800,733.60 × 253,128.24
  4. Step 4: Simplify right side
    533,764.08x = 202,688,286,876.86
  5. Step 5: Solve for x
    x = 202,688,286,876.86/533,764.08
  6. Step 6: Final answer
    x = 379,733.85

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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.