Home / 671,996.42-1,008,191.49-198,694.10

Finding the Fourth Proportional to 671,996.42, 1,008,191.49 and 198,694.10

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Solution

The fourth proportional to 671,996.42, 1,008,191.49 and 198,694.10 is: 298,099.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,996.42 : 1,008,191.49 = 198,694.10 : x
  2. Step 2: Convert to fraction form
    671,996.42/1,008,191.49 = 198,694.10/x
  3. Step 3: Cross multiply
    671,996.42x = 1,008,191.49 × 198,694.10
  4. Step 4: Simplify right side
    671,996.42x = 200,321,700,733.21
  5. Step 5: Solve for x
    x = 200,321,700,733.21/671,996.42
  6. Step 6: Final answer
    x = 298,099.36

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Double scale
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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.