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Finding the Fourth Proportional to 193,906.26, 290,859.48 and 60,796.90

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Solution

The fourth proportional to 193,906.26, 290,859.48 and 60,796.90 is: 91,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,906.26 : 290,859.48 = 60,796.90 : x
  2. Step 2: Convert to fraction form
    193,906.26/290,859.48 = 60,796.90/x
  3. Step 3: Cross multiply
    193,906.26x = 290,859.48 × 60,796.90
  4. Step 4: Simplify right side
    193,906.26x = 17,683,354,719.61
  5. Step 5: Solve for x
    x = 17,683,354,719.61/193,906.26
  6. Step 6: Final answer
    x = 91,195.38

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1.5x scale

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.