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Finding the Fourth Proportional to 338,593.25, 467,263.95 and 185,645.41

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Solution

The fourth proportional to 338,593.25, 467,263.95 and 185,645.41 is: 256,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,593.25 : 467,263.95 = 185,645.41 : x
  2. Step 2: Convert to fraction form
    338,593.25/467,263.95 = 185,645.41/x
  3. Step 3: Cross multiply
    338,593.25x = 467,263.95 × 185,645.41
  4. Step 4: Simplify right side
    338,593.25x = 86,745,407,575.97
  5. Step 5: Solve for x
    x = 86,745,407,575.97/338,593.25
  6. Step 6: Final answer
    x = 256,193.55

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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.