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Finding the Fourth Proportional to 296,195.28, 408,739.32 and 168,911.84

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Solution

The fourth proportional to 296,195.28, 408,739.32 and 168,911.84 is: 233,092.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,195.28 : 408,739.32 = 168,911.84 : x
  2. Step 2: Convert to fraction form
    296,195.28/408,739.32 = 168,911.84/x
  3. Step 3: Cross multiply
    296,195.28x = 408,739.32 × 168,911.84
  4. Step 4: Simplify right side
    296,195.28x = 69,040,910,621.55
  5. Step 5: Solve for x
    x = 69,040,910,621.55/296,195.28
  6. Step 6: Final answer
    x = 233,092.54

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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.