Home / 682,806.20-1,025,375.70-447,193.40

Finding the Fourth Proportional to 682,806.20, 1,025,375.70 and 447,193.40

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Solution

The fourth proportional to 682,806.20, 1,025,375.70 and 447,193.40 is: 671,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,806.20 : 1,025,375.70 = 447,193.40 : x
  2. Step 2: Convert to fraction form
    682,806.20/1,025,375.70 = 447,193.40/x
  3. Step 3: Cross multiply
    682,806.20x = 1,025,375.70 × 447,193.40
  4. Step 4: Simplify right side
    682,806.20x = 458,541,245,560.38
  5. Step 5: Solve for x
    x = 458,541,245,560.38/682,806.20
  6. Step 6: Final answer
    x = 671,554.02

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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.