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Finding the Fourth Proportional to 273,630.74, 410,447.48 and 123,695.46

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Solution

The fourth proportional to 273,630.74, 410,447.48 and 123,695.46 is: 185,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,630.74 : 410,447.48 = 123,695.46 : x
  2. Step 2: Convert to fraction form
    273,630.74/410,447.48 = 123,695.46/x
  3. Step 3: Cross multiply
    273,630.74x = 410,447.48 × 123,695.46
  4. Step 4: Simplify right side
    273,630.74x = 50,770,489,225.96
  5. Step 5: Solve for x
    x = 50,770,489,225.96/273,630.74
  6. Step 6: Final answer
    x = 185,543.81

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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.