Home / 699,803.20-1,049,704.80-194,363.20

Finding the Fourth Proportional to 699,803.20, 1,049,704.80 and 194,363.20

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Solution

The fourth proportional to 699,803.20, 1,049,704.80 and 194,363.20 is: 291,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,803.20 : 1,049,704.80 = 194,363.20 : x
  2. Step 2: Convert to fraction form
    699,803.20/1,049,704.80 = 194,363.20/x
  3. Step 3: Cross multiply
    699,803.20x = 1,049,704.80 × 194,363.20
  4. Step 4: Simplify right side
    699,803.20x = 204,023,983,983.36
  5. Step 5: Solve for x
    x = 204,023,983,983.36/699,803.20
  6. Step 6: Final answer
    x = 291,544.80

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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.