Home / 703,513.92-1,055,049.33-230,088.78

Finding the Fourth Proportional to 703,513.92, 1,055,049.33 and 230,088.78

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Solution

The fourth proportional to 703,513.92, 1,055,049.33 and 230,088.78 is: 345,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,513.92 : 1,055,049.33 = 230,088.78 : x
  2. Step 2: Convert to fraction form
    703,513.92/1,055,049.33 = 230,088.78/x
  3. Step 3: Cross multiply
    703,513.92x = 1,055,049.33 × 230,088.78
  4. Step 4: Simplify right side
    703,513.92x = 242,755,013,179.52
  5. Step 5: Solve for x
    x = 242,755,013,179.52/703,513.92
  6. Step 6: Final answer
    x = 345,060.71

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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.