Home / 358,625.25-494,906.07-197,480.94

Finding the Fourth Proportional to 358,625.25, 494,906.07 and 197,480.94

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Solution

The fourth proportional to 358,625.25, 494,906.07 and 197,480.94 is: 272,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,625.25 : 494,906.07 = 197,480.94 : x
  2. Step 2: Convert to fraction form
    358,625.25/494,906.07 = 197,480.94/x
  3. Step 3: Cross multiply
    358,625.25x = 494,906.07 × 197,480.94
  4. Step 4: Simplify right side
    358,625.25x = 97,734,514,927.90
  5. Step 5: Solve for x
    x = 97,734,514,927.90/358,625.25
  6. Step 6: Final answer
    x = 272,525.47

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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.