Home / 358,022.21-494,083.33-196,889.51

Finding the Fourth Proportional to 358,022.21, 494,083.33 and 196,889.51

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Solution

The fourth proportional to 358,022.21, 494,083.33 and 196,889.51 is: 271,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,022.21 : 494,083.33 = 196,889.51 : x
  2. Step 2: Convert to fraction form
    358,022.21/494,083.33 = 196,889.51/x
  3. Step 3: Cross multiply
    358,022.21x = 494,083.33 × 196,889.51
  4. Step 4: Simplify right side
    358,022.21x = 97,279,825,485.85
  5. Step 5: Solve for x
    x = 97,279,825,485.85/358,022.21
  6. Step 6: Final answer
    x = 271,714.50

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1.5x scale

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.