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Finding the Fourth Proportional to 344,209.47, 516,113.71 and 133,601.37

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Solution

The fourth proportional to 344,209.47, 516,113.71 and 133,601.37 is: 200,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,209.47 : 516,113.71 = 133,601.37 : x
  2. Step 2: Convert to fraction form
    344,209.47/516,113.71 = 133,601.37/x
  3. Step 3: Cross multiply
    344,209.47x = 516,113.71 × 133,601.37
  4. Step 4: Simplify right side
    344,209.47x = 68,953,498,731.78
  5. Step 5: Solve for x
    x = 68,953,498,731.78/344,209.47
  6. Step 6: Final answer
    x = 200,324.23

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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.