Home / 838,517.94-1,257,600.51-269,949.87

Finding the Fourth Proportional to 838,517.94, 1,257,600.51 and 269,949.87

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Solution

The fourth proportional to 838,517.94, 1,257,600.51 and 269,949.87 is: 404,868.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,517.94 : 1,257,600.51 = 269,949.87 : x
  2. Step 2: Convert to fraction form
    838,517.94/1,257,600.51 = 269,949.87/x
  3. Step 3: Cross multiply
    838,517.94x = 1,257,600.51 × 269,949.87
  4. Step 4: Simplify right side
    838,517.94x = 339,489,094,186.43
  5. Step 5: Solve for x
    x = 339,489,094,186.43/838,517.94
  6. Step 6: Final answer
    x = 404,868.02

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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.