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Finding the Fourth Proportional to 267,846.33, 401,757.97 and 80,852.25

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Solution

The fourth proportional to 267,846.33, 401,757.97 and 80,852.25 is: 121,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,846.33 : 401,757.97 = 80,852.25 : x
  2. Step 2: Convert to fraction form
    267,846.33/401,757.97 = 80,852.25/x
  3. Step 3: Cross multiply
    267,846.33x = 401,757.97 × 80,852.25
  4. Step 4: Simplify right side
    267,846.33x = 32,483,035,829.93
  5. Step 5: Solve for x
    x = 32,483,035,829.93/267,846.33
  6. Step 6: Final answer
    x = 121,274.90

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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.