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Finding the Fourth Proportional to 264,094.61, 396,134.96 and 74,568.09

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Solution

The fourth proportional to 264,094.61, 396,134.96 and 74,568.09 is: 111,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,094.61 : 396,134.96 = 74,568.09 : x
  2. Step 2: Convert to fraction form
    264,094.61/396,134.96 = 74,568.09/x
  3. Step 3: Cross multiply
    264,094.61x = 396,134.96 × 74,568.09
  4. Step 4: Simplify right side
    264,094.61x = 29,539,026,976.59
  5. Step 5: Solve for x
    x = 29,539,026,976.59/264,094.61
  6. Step 6: Final answer
    x = 111,850.17

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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.