Home / 756,013.23-1,134,466.36-276,198.39

Finding the Fourth Proportional to 756,013.23, 1,134,466.36 and 276,198.39

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Solution

The fourth proportional to 756,013.23, 1,134,466.36 and 276,198.39 is: 414,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,013.23 : 1,134,466.36 = 276,198.39 : x
  2. Step 2: Convert to fraction form
    756,013.23/1,134,466.36 = 276,198.39/x
  3. Step 3: Cross multiply
    756,013.23x = 1,134,466.36 × 276,198.39
  4. Step 4: Simplify right side
    756,013.23x = 313,337,781,450.66
  5. Step 5: Solve for x
    x = 313,337,781,450.66/756,013.23
  6. Step 6: Final answer
    x = 414,460.71

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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.