Home / 349,900.20-482,794.56-196,918.02

Finding the Fourth Proportional to 349,900.20, 482,794.56 and 196,918.02

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Solution

The fourth proportional to 349,900.20, 482,794.56 and 196,918.02 is: 271,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,900.20 : 482,794.56 = 196,918.02 : x
  2. Step 2: Convert to fraction form
    349,900.20/482,794.56 = 196,918.02/x
  3. Step 3: Cross multiply
    349,900.20x = 482,794.56 × 196,918.02
  4. Step 4: Simplify right side
    349,900.20x = 95,070,948,821.97
  5. Step 5: Solve for x
    x = 95,070,948,821.97/349,900.20
  6. Step 6: Final answer
    x = 271,708.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.