Home / 703,845.03-1,055,660.63-230,519.91

Finding the Fourth Proportional to 703,845.03, 1,055,660.63 and 230,519.91

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Solution

The fourth proportional to 703,845.03, 1,055,660.63 and 230,519.91 is: 345,744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,845.03 : 1,055,660.63 = 230,519.91 : x
  2. Step 2: Convert to fraction form
    703,845.03/1,055,660.63 = 230,519.91/x
  3. Step 3: Cross multiply
    703,845.03x = 1,055,660.63 × 230,519.91
  4. Step 4: Simplify right side
    703,845.03x = 243,350,792,265.54
  5. Step 5: Solve for x
    x = 243,350,792,265.54/703,845.03
  6. Step 6: Final answer
    x = 345,744.85

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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.