Home / 699,662.57-1,049,568.78-194,225.66

Finding the Fourth Proportional to 699,662.57, 1,049,568.78 and 194,225.66

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Solution

The fourth proportional to 699,662.57, 1,049,568.78 and 194,225.66 is: 291,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,662.57 : 1,049,568.78 = 194,225.66 : x
  2. Step 2: Convert to fraction form
    699,662.57/1,049,568.78 = 194,225.66/x
  3. Step 3: Cross multiply
    699,662.57x = 1,049,568.78 × 194,225.66
  4. Step 4: Simplify right side
    699,662.57x = 203,853,189,010.90
  5. Step 5: Solve for x
    x = 203,853,189,010.90/699,662.57
  6. Step 6: Final answer
    x = 291,359.29

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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.