Home / 263,190.30-394,785.45-245,564.70

Finding the Fourth Proportional to 263,190.30, 394,785.45 and 245,564.70

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Solution

The fourth proportional to 263,190.30, 394,785.45 and 245,564.70 is: 368,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,190.30 : 394,785.45 = 245,564.70 : x
  2. Step 2: Convert to fraction form
    263,190.30/394,785.45 = 245,564.70/x
  3. Step 3: Cross multiply
    263,190.30x = 394,785.45 × 245,564.70
  4. Step 4: Simplify right side
    263,190.30x = 96,945,370,593.62
  5. Step 5: Solve for x
    x = 96,945,370,593.62/263,190.30
  6. Step 6: Final answer
    x = 368,347.05

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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.