Home / 358,048.83-494,120.07-196,916.34

Finding the Fourth Proportional to 358,048.83, 494,120.07 and 196,916.34

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Solution

The fourth proportional to 358,048.83, 494,120.07 and 196,916.34 is: 271,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,048.83 : 494,120.07 = 196,916.34 : x
  2. Step 2: Convert to fraction form
    358,048.83/494,120.07 = 196,916.34/x
  3. Step 3: Cross multiply
    358,048.83x = 494,120.07 × 196,916.34
  4. Step 4: Simplify right side
    358,048.83x = 97,300,315,704.94
  5. Step 5: Solve for x
    x = 97,300,315,704.94/358,048.83
  6. Step 6: Final answer
    x = 271,751.53

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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.