Home / 662,093.07-993,148.85-188,778.61

Finding the Fourth Proportional to 662,093.07, 993,148.85 and 188,778.61

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Solution

The fourth proportional to 662,093.07, 993,148.85 and 188,778.61 is: 283,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,093.07 : 993,148.85 = 188,778.61 : x
  2. Step 2: Convert to fraction form
    662,093.07/993,148.85 = 188,778.61/x
  3. Step 3: Cross multiply
    662,093.07x = 993,148.85 × 188,778.61
  4. Step 4: Simplify right side
    662,093.07x = 187,485,259,426.10
  5. Step 5: Solve for x
    x = 187,485,259,426.10/662,093.07
  6. Step 6: Final answer
    x = 283,170.55

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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.