Home / 863,723.24-1,191,940.14-481,774.76

Finding the Fourth Proportional to 863,723.24, 1,191,940.14 and 481,774.76

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Solution

The fourth proportional to 863,723.24, 1,191,940.14 and 481,774.76 is: 664,850.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,723.24 : 1,191,940.14 = 481,774.76 : x
  2. Step 2: Convert to fraction form
    863,723.24/1,191,940.14 = 481,774.76/x
  3. Step 3: Cross multiply
    863,723.24x = 1,191,940.14 × 481,774.76
  4. Step 4: Simplify right side
    863,723.24x = 574,246,674,882.87
  5. Step 5: Solve for x
    x = 574,246,674,882.87/863,723.24
  6. Step 6: Final answer
    x = 664,850.32

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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.