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Finding the Fourth Proportional to 196,297.66, 270,883.95 and 119,944.57

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Solution

The fourth proportional to 196,297.66, 270,883.95 and 119,944.57 is: 165,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,297.66 : 270,883.95 = 119,944.57 : x
  2. Step 2: Convert to fraction form
    196,297.66/270,883.95 = 119,944.57/x
  3. Step 3: Cross multiply
    196,297.66x = 270,883.95 × 119,944.57
  4. Step 4: Simplify right side
    196,297.66x = 32,491,058,902.65
  5. Step 5: Solve for x
    x = 32,491,058,902.65/196,297.66
  6. Step 6: Final answer
    x = 165,519.34

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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.