Home / 864,298.55-1,192,811.37-477,183.15

Finding the Fourth Proportional to 864,298.55, 1,192,811.37 and 477,183.15

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Solution

The fourth proportional to 864,298.55, 1,192,811.37 and 477,183.15 is: 658,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,298.55 : 1,192,811.37 = 477,183.15 : x
  2. Step 2: Convert to fraction form
    864,298.55/1,192,811.37 = 477,183.15/x
  3. Step 3: Cross multiply
    864,298.55x = 1,192,811.37 × 477,183.15
  4. Step 4: Simplify right side
    864,298.55x = 569,189,485,102.98
  5. Step 5: Solve for x
    x = 569,189,485,102.98/864,298.55
  6. Step 6: Final answer
    x = 658,556.56

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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.