Home / 351,276.40-484,756.07-196,229.71

Finding the Fourth Proportional to 351,276.40, 484,756.07 and 196,229.71

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Solution

The fourth proportional to 351,276.40, 484,756.07 and 196,229.71 is: 270,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,276.40 : 484,756.07 = 196,229.71 : x
  2. Step 2: Convert to fraction form
    351,276.40/484,756.07 = 196,229.71/x
  3. Step 3: Cross multiply
    351,276.40x = 484,756.07 × 196,229.71
  4. Step 4: Simplify right side
    351,276.40x = 95,123,544,576.91
  5. Step 5: Solve for x
    x = 95,123,544,576.91/351,276.40
  6. Step 6: Final answer
    x = 270,794.01

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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.