Home / 784,589.96-1,176,884.94-223,609.88

Finding the Fourth Proportional to 784,589.96, 1,176,884.94 and 223,609.88

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Solution

The fourth proportional to 784,589.96, 1,176,884.94 and 223,609.88 is: 335,414.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,589.96 : 1,176,884.94 = 223,609.88 : x
  2. Step 2: Convert to fraction form
    784,589.96/1,176,884.94 = 223,609.88/x
  3. Step 3: Cross multiply
    784,589.96x = 1,176,884.94 × 223,609.88
  4. Step 4: Simplify right side
    784,589.96x = 263,163,100,207.21
  5. Step 5: Solve for x
    x = 263,163,100,207.21/784,589.96
  6. Step 6: Final answer
    x = 335,414.82

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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.