Home / 852,766.20-1,279,953-627,439.56

Finding the Fourth Proportional to 852,766.20, 1,279,953 and 627,439.56

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Solution

The fourth proportional to 852,766.20, 1,279,953 and 627,439.56 is: 941,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,766.20 : 1,279,953 = 627,439.56 : x
  2. Step 2: Convert to fraction form
    852,766.20/1,279,953 = 627,439.56/x
  3. Step 3: Cross multiply
    852,766.20x = 1,279,953 × 627,439.56
  4. Step 4: Simplify right side
    852,766.20x = 803,093,147,140.68
  5. Step 5: Solve for x
    x = 803,093,147,140.68/852,766.20
  6. Step 6: Final answer
    x = 941,750.68

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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.