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Finding the Fourth Proportional to 273,099.52, 409,367.80 and 104,573.80

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Solution

The fourth proportional to 273,099.52, 409,367.80 and 104,573.80 is: 156,752.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,099.52 : 409,367.80 = 104,573.80 : x
  2. Step 2: Convert to fraction form
    273,099.52/409,367.80 = 104,573.80/x
  3. Step 3: Cross multiply
    273,099.52x = 409,367.80 × 104,573.80
  4. Step 4: Simplify right side
    273,099.52x = 42,809,146,443.64
  5. Step 5: Solve for x
    x = 42,809,146,443.64/273,099.52
  6. Step 6: Final answer
    x = 156,752.92

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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.