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Finding the Fourth Proportional to 338,817.96, 467,504.03 and 193,669.72

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Solution

The fourth proportional to 338,817.96, 467,504.03 and 193,669.72 is: 267,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,817.96 : 467,504.03 = 193,669.72 : x
  2. Step 2: Convert to fraction form
    338,817.96/467,504.03 = 193,669.72/x
  3. Step 3: Cross multiply
    338,817.96x = 467,504.03 × 193,669.72
  4. Step 4: Simplify right side
    338,817.96x = 90,541,374,588.97
  5. Step 5: Solve for x
    x = 90,541,374,588.97/338,817.96
  6. Step 6: Final answer
    x = 267,227.20

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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.