Home / 619,072.83-854,329.41-360,942.57

Finding the Fourth Proportional to 619,072.83, 854,329.41 and 360,942.57

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Solution

The fourth proportional to 619,072.83, 854,329.41 and 360,942.57 is: 498,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,072.83 : 854,329.41 = 360,942.57 : x
  2. Step 2: Convert to fraction form
    619,072.83/854,329.41 = 360,942.57/x
  3. Step 3: Cross multiply
    619,072.83x = 854,329.41 × 360,942.57
  4. Step 4: Simplify right side
    619,072.83x = 308,363,852,871.98
  5. Step 5: Solve for x
    x = 308,363,852,871.98/619,072.83
  6. Step 6: Final answer
    x = 498,105.94

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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.