Home / 455,627.54-683,568.04-199,414.42

Finding the Fourth Proportional to 455,627.54, 683,568.04 and 199,414.42

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Solution

The fourth proportional to 455,627.54, 683,568.04 and 199,414.42 is: 299,177.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,627.54 : 683,568.04 = 199,414.42 : x
  2. Step 2: Convert to fraction form
    455,627.54/683,568.04 = 199,414.42/x
  3. Step 3: Cross multiply
    455,627.54x = 683,568.04 × 199,414.42
  4. Step 4: Simplify right side
    455,627.54x = 136,313,324,227.14
  5. Step 5: Solve for x
    x = 136,313,324,227.14/455,627.54
  6. Step 6: Final answer
    x = 299,177.10

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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.