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Finding the Fourth Proportional to 344,614.44, 475,589.70 and 193,721.16

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Solution

The fourth proportional to 344,614.44, 475,589.70 and 193,721.16 is: 267,347.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,614.44 : 475,589.70 = 193,721.16 : x
  2. Step 2: Convert to fraction form
    344,614.44/475,589.70 = 193,721.16/x
  3. Step 3: Cross multiply
    344,614.44x = 475,589.70 × 193,721.16
  4. Step 4: Simplify right side
    344,614.44x = 92,131,788,368.05
  5. Step 5: Solve for x
    x = 92,131,788,368.05/344,614.44
  6. Step 6: Final answer
    x = 267,347.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.