Home / 730,819.49-1,096,185.49-198,328.73

Finding the Fourth Proportional to 730,819.49, 1,096,185.49 and 198,328.73

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Solution

The fourth proportional to 730,819.49, 1,096,185.49 and 198,328.73 is: 297,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,819.49 : 1,096,185.49 = 198,328.73 : x
  2. Step 2: Convert to fraction form
    730,819.49/1,096,185.49 = 198,328.73/x
  3. Step 3: Cross multiply
    730,819.49x = 1,096,185.49 × 198,328.73
  4. Step 4: Simplify right side
    730,819.49x = 217,405,070,099.38
  5. Step 5: Solve for x
    x = 217,405,070,099.38/730,819.49
  6. Step 6: Final answer
    x = 297,481.22

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1.5x scale

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.