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Finding the Fourth Proportional to 338,751.25, 467,485.29 and 191,564.33

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Solution

The fourth proportional to 338,751.25, 467,485.29 and 191,564.33 is: 264,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,751.25 : 467,485.29 = 191,564.33 : x
  2. Step 2: Convert to fraction form
    338,751.25/467,485.29 = 191,564.33/x
  3. Step 3: Cross multiply
    338,751.25x = 467,485.29 × 191,564.33
  4. Step 4: Simplify right side
    338,751.25x = 89,553,504,026.28
  5. Step 5: Solve for x
    x = 89,553,504,026.28/338,751.25
  6. Step 6: Final answer
    x = 264,363.61

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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.