Home / 892,972.50-1,339,439.31-219,057

Finding the Fourth Proportional to 892,972.50, 1,339,439.31 and 219,057

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Solution

The fourth proportional to 892,972.50, 1,339,439.31 and 219,057 is: 328,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,972.50 : 1,339,439.31 = 219,057 : x
  2. Step 2: Convert to fraction form
    892,972.50/1,339,439.31 = 219,057/x
  3. Step 3: Cross multiply
    892,972.50x = 1,339,439.31 × 219,057
  4. Step 4: Simplify right side
    892,972.50x = 293,413,556,930.67
  5. Step 5: Solve for x
    x = 293,413,556,930.67/892,972.50
  6. Step 6: Final answer
    x = 328,580.73

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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.