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Finding the Fourth Proportional to 251,892.16, 347,635.73 and 188,119.24

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Solution

The fourth proportional to 251,892.16, 347,635.73 and 188,119.24 is: 259,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,892.16 : 347,635.73 = 188,119.24 : x
  2. Step 2: Convert to fraction form
    251,892.16/347,635.73 = 188,119.24/x
  3. Step 3: Cross multiply
    251,892.16x = 347,635.73 × 188,119.24
  4. Step 4: Simplify right side
    251,892.16x = 65,396,969,324.45
  5. Step 5: Solve for x
    x = 65,396,969,324.45/251,892.16
  6. Step 6: Final answer
    x = 259,622.89

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1.5x scale

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.