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Finding the Fourth Proportional to 372,274.22, 558,504.44 and 106,034.73

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Solution

The fourth proportional to 372,274.22, 558,504.44 and 106,034.73 is: 159,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,274.22 : 558,504.44 = 106,034.73 : x
  2. Step 2: Convert to fraction form
    372,274.22/558,504.44 = 106,034.73/x
  3. Step 3: Cross multiply
    372,274.22x = 558,504.44 × 106,034.73
  4. Step 4: Simplify right side
    372,274.22x = 59,220,866,969.03
  5. Step 5: Solve for x
    x = 59,220,866,969.03/372,274.22
  6. Step 6: Final answer
    x = 159,078.62

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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.