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Finding the Fourth Proportional to 533,849.43, 800,774.61 and 134,486.83

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Solution

The fourth proportional to 533,849.43, 800,774.61 and 134,486.83 is: 201,730.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,849.43 : 800,774.61 = 134,486.83 : x
  2. Step 2: Convert to fraction form
    533,849.43/800,774.61 = 134,486.83/x
  3. Step 3: Cross multiply
    533,849.43x = 800,774.61 × 134,486.83
  4. Step 4: Simplify right side
    533,849.43x = 107,693,639,340.03
  5. Step 5: Solve for x
    x = 107,693,639,340.03/533,849.43
  6. Step 6: Final answer
    x = 201,730.36

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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.