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Finding the Fourth Proportional to 344,592.75, 516,889.17 and 107,953.89

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Solution

The fourth proportional to 344,592.75, 516,889.17 and 107,953.89 is: 161,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,592.75 : 516,889.17 = 107,953.89 : x
  2. Step 2: Convert to fraction form
    344,592.75/516,889.17 = 107,953.89/x
  3. Step 3: Cross multiply
    344,592.75x = 516,889.17 × 107,953.89
  4. Step 4: Simplify right side
    344,592.75x = 55,800,196,600.37
  5. Step 5: Solve for x
    x = 55,800,196,600.37/344,592.75
  6. Step 6: Final answer
    x = 161,930.85

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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.