Home / 939,754.98-1,296,861.30-531,849.38

Finding the Fourth Proportional to 939,754.98, 1,296,861.30 and 531,849.38

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Solution

The fourth proportional to 939,754.98, 1,296,861.30 and 531,849.38 is: 733,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,754.98 : 1,296,861.30 = 531,849.38 : x
  2. Step 2: Convert to fraction form
    939,754.98/1,296,861.30 = 531,849.38/x
  3. Step 3: Cross multiply
    939,754.98x = 1,296,861.30 × 531,849.38
  4. Step 4: Simplify right side
    939,754.98x = 689,734,871,866.69
  5. Step 5: Solve for x
    x = 689,734,871,866.69/939,754.98
  6. Step 6: Final answer
    x = 733,951.81

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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.