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Finding the Fourth Proportional to 534,059.59, 800,535.78 and 333,920.38

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Solution

The fourth proportional to 534,059.59, 800,535.78 and 333,920.38 is: 500,534.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,059.59 : 800,535.78 = 333,920.38 : x
  2. Step 2: Convert to fraction form
    534,059.59/800,535.78 = 333,920.38/x
  3. Step 3: Cross multiply
    534,059.59x = 800,535.78 × 333,920.38
  4. Step 4: Simplify right side
    534,059.59x = 267,315,211,861.20
  5. Step 5: Solve for x
    x = 267,315,211,861.20/534,059.59
  6. Step 6: Final answer
    x = 500,534.43

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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.