Home / 669,433.23-1,004,149.83-196,118.58

Finding the Fourth Proportional to 669,433.23, 1,004,149.83 and 196,118.58

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Solution

The fourth proportional to 669,433.23, 1,004,149.83 and 196,118.58 is: 294,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,433.23 : 1,004,149.83 = 196,118.58 : x
  2. Step 2: Convert to fraction form
    669,433.23/1,004,149.83 = 196,118.58/x
  3. Step 3: Cross multiply
    669,433.23x = 1,004,149.83 × 196,118.58
  4. Step 4: Simplify right side
    669,433.23x = 196,932,438,766.84
  5. Step 5: Solve for x
    x = 196,932,438,766.84/669,433.23
  6. Step 6: Final answer
    x = 294,177.87

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Double scale
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Similar ratio
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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.