Home / 355,589-533,369.22-195,981.33

Finding the Fourth Proportional to 355,589, 533,369.22 and 195,981.33

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Solution

The fourth proportional to 355,589, 533,369.22 and 195,981.33 is: 293,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,589 : 533,369.22 = 195,981.33 : x
  2. Step 2: Convert to fraction form
    355,589/533,369.22 = 195,981.33/x
  3. Step 3: Cross multiply
    355,589x = 533,369.22 × 195,981.33
  4. Step 4: Simplify right side
    355,589x = 104,530,409,116.66
  5. Step 5: Solve for x
    x = 104,530,409,116.66/355,589
  6. Step 6: Final answer
    x = 293,964.12

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1.5x scale

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.