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Finding the Fourth Proportional to 344,883.05, 475,896.83 and 191,885.12

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Solution

The fourth proportional to 344,883.05, 475,896.83 and 191,885.12 is: 264,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,883.05 : 475,896.83 = 191,885.12 : x
  2. Step 2: Convert to fraction form
    344,883.05/475,896.83 = 191,885.12/x
  3. Step 3: Cross multiply
    344,883.05x = 475,896.83 × 191,885.12
  4. Step 4: Simplify right side
    344,883.05x = 91,317,516,993.26
  5. Step 5: Solve for x
    x = 91,317,516,993.26/344,883.05
  6. Step 6: Final answer
    x = 264,778.21

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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.