Home / 791,395.97-1,187,083.62-192,355.43

Finding the Fourth Proportional to 791,395.97, 1,187,083.62 and 192,355.43

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Solution

The fourth proportional to 791,395.97, 1,187,083.62 and 192,355.43 is: 288,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,395.97 : 1,187,083.62 = 192,355.43 : x
  2. Step 2: Convert to fraction form
    791,395.97/1,187,083.62 = 192,355.43/x
  3. Step 3: Cross multiply
    791,395.97x = 1,187,083.62 × 192,355.43
  4. Step 4: Simplify right side
    791,395.97x = 228,341,974,235.64
  5. Step 5: Solve for x
    x = 228,341,974,235.64/791,395.97
  6. Step 6: Final answer
    x = 288,530.63

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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.