Home / 777,183.79-1,165,932.84-327,905.77

Finding the Fourth Proportional to 777,183.79, 1,165,932.84 and 327,905.77

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Solution

The fourth proportional to 777,183.79, 1,165,932.84 and 327,905.77 is: 491,924.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,183.79 : 1,165,932.84 = 327,905.77 : x
  2. Step 2: Convert to fraction form
    777,183.79/1,165,932.84 = 327,905.77/x
  3. Step 3: Cross multiply
    777,183.79x = 1,165,932.84 × 327,905.77
  4. Step 4: Simplify right side
    777,183.79x = 382,316,105,668.49
  5. Step 5: Solve for x
    x = 382,316,105,668.49/777,183.79
  6. Step 6: Final answer
    x = 491,924.96

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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.