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Finding the Fourth Proportional to 273,150.53, 409,720.92 and 104,625.17

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Solution

The fourth proportional to 273,150.53, 409,720.92 and 104,625.17 is: 156,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,150.53 : 409,720.92 = 104,625.17 : x
  2. Step 2: Convert to fraction form
    273,150.53/409,720.92 = 104,625.17/x
  3. Step 3: Cross multiply
    273,150.53x = 409,720.92 × 104,625.17
  4. Step 4: Simplify right side
    273,150.53x = 42,867,120,907.56
  5. Step 5: Solve for x
    x = 42,867,120,907.56/273,150.53
  6. Step 6: Final answer
    x = 156,935.89

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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.