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Finding the Fourth Proportional to 555,519.94, 833,107.64 and 200,487.82

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Solution

The fourth proportional to 555,519.94, 833,107.64 and 200,487.82 is: 300,669.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,519.94 : 833,107.64 = 200,487.82 : x
  2. Step 2: Convert to fraction form
    555,519.94/833,107.64 = 200,487.82/x
  3. Step 3: Cross multiply
    555,519.94x = 833,107.64 × 200,487.82
  4. Step 4: Simplify right side
    555,519.94x = 167,027,934,568.95
  5. Step 5: Solve for x
    x = 167,027,934,568.95/555,519.94
  6. Step 6: Final answer
    x = 300,669.56

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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.