Home / 863,616.70-1,191,796.23-481,668.04

Finding the Fourth Proportional to 863,616.70, 1,191,796.23 and 481,668.04

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Solution

The fourth proportional to 863,616.70, 1,191,796.23 and 481,668.04 is: 664,704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,616.70 : 1,191,796.23 = 481,668.04 : x
  2. Step 2: Convert to fraction form
    863,616.70/1,191,796.23 = 481,668.04/x
  3. Step 3: Cross multiply
    863,616.70x = 1,191,796.23 × 481,668.04
  4. Step 4: Simplify right side
    863,616.70x = 574,050,154,183.49
  5. Step 5: Solve for x
    x = 574,050,154,183.49/863,616.70
  6. Step 6: Final answer
    x = 664,704.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.