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Finding the Fourth Proportional to 273,896.90, 410,889.09 and 93,961.88

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Solution

The fourth proportional to 273,896.90, 410,889.09 and 93,961.88 is: 140,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,896.90 : 410,889.09 = 93,961.88 : x
  2. Step 2: Convert to fraction form
    273,896.90/410,889.09 = 93,961.88/x
  3. Step 3: Cross multiply
    273,896.90x = 410,889.09 × 93,961.88
  4. Step 4: Simplify right side
    273,896.90x = 38,607,911,367.89
  5. Step 5: Solve for x
    x = 38,607,911,367.89/273,896.90
  6. Step 6: Final answer
    x = 140,957.83

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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.