Home / 800,217.12-1,199,098.60-543,723.03

Finding the Fourth Proportional to 800,217.12, 1,199,098.60 and 543,723.03

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Solution

The fourth proportional to 800,217.12, 1,199,098.60 and 543,723.03 is: 814,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,217.12 : 1,199,098.60 = 543,723.03 : x
  2. Step 2: Convert to fraction form
    800,217.12/1,199,098.60 = 543,723.03/x
  3. Step 3: Cross multiply
    800,217.12x = 1,199,098.60 × 543,723.03
  4. Step 4: Simplify right side
    800,217.12x = 651,977,522,701.45
  5. Step 5: Solve for x
    x = 651,977,522,701.45/800,217.12
  6. Step 6: Final answer
    x = 814,750.78

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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.