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Finding the Fourth Proportional to 293,620.91, 440,460.52 and 93,891.11

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Solution

The fourth proportional to 293,620.91, 440,460.52 and 93,891.11 is: 140,845.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,620.91 : 440,460.52 = 93,891.11 : x
  2. Step 2: Convert to fraction form
    293,620.91/440,460.52 = 93,891.11/x
  3. Step 3: Cross multiply
    293,620.91x = 440,460.52 × 93,891.11
  4. Step 4: Simplify right side
    293,620.91x = 41,355,324,696.95
  5. Step 5: Solve for x
    x = 41,355,324,696.95/293,620.91
  6. Step 6: Final answer
    x = 140,845.98

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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.