Home / 441,993.06-663,186.24-231,581.76

Finding the Fourth Proportional to 441,993.06, 663,186.24 and 231,581.76

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Solution

The fourth proportional to 441,993.06, 663,186.24 and 231,581.76 is: 347,475.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,993.06 : 663,186.24 = 231,581.76 : x
  2. Step 2: Convert to fraction form
    441,993.06/663,186.24 = 231,581.76/x
  3. Step 3: Cross multiply
    441,993.06x = 663,186.24 × 231,581.76
  4. Step 4: Simplify right side
    441,993.06x = 153,581,836,666.98
  5. Step 5: Solve for x
    x = 153,581,836,666.98/441,993.06
  6. Step 6: Final answer
    x = 347,475.67

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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.