Home / 359,512.16-496,137.15-198,377.60

Finding the Fourth Proportional to 359,512.16, 496,137.15 and 198,377.60

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Solution

The fourth proportional to 359,512.16, 496,137.15 and 198,377.60 is: 273,766.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,512.16 : 496,137.15 = 198,377.60 : x
  2. Step 2: Convert to fraction form
    359,512.16/496,137.15 = 198,377.60/x
  3. Step 3: Cross multiply
    359,512.16x = 496,137.15 × 198,377.60
  4. Step 4: Simplify right side
    359,512.16x = 98,422,494,607.15
  5. Step 5: Solve for x
    x = 98,422,494,607.15/359,512.16
  6. Step 6: Final answer
    x = 273,766.81

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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.