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Finding the Fourth Proportional to 344,814.56, 517,241.26 and 104,936.26

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Solution

The fourth proportional to 344,814.56, 517,241.26 and 104,936.26 is: 157,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,814.56 : 517,241.26 = 104,936.26 : x
  2. Step 2: Convert to fraction form
    344,814.56/517,241.26 = 104,936.26/x
  3. Step 3: Cross multiply
    344,814.56x = 517,241.26 × 104,936.26
  4. Step 4: Simplify right side
    344,814.56x = 54,277,363,342.09
  5. Step 5: Solve for x
    x = 54,277,363,342.09/344,814.56
  6. Step 6: Final answer
    x = 157,410.30

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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.