Home / 863,500.24-1,191,635.54-481,551.20

Finding the Fourth Proportional to 863,500.24, 1,191,635.54 and 481,551.20

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Solution

The fourth proportional to 863,500.24, 1,191,635.54 and 481,551.20 is: 664,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,500.24 : 1,191,635.54 = 481,551.20 : x
  2. Step 2: Convert to fraction form
    863,500.24/1,191,635.54 = 481,551.20/x
  3. Step 3: Cross multiply
    863,500.24x = 1,191,635.54 × 481,551.20
  4. Step 4: Simplify right side
    863,500.24x = 573,833,524,249.65
  5. Step 5: Solve for x
    x = 573,833,524,249.65/863,500.24
  6. Step 6: Final answer
    x = 664,543.56

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Double scale
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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.