Home / 526,611.33-789,766.20-171,656.37

Finding the Fourth Proportional to 526,611.33, 789,766.20 and 171,656.37

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Solution

The fourth proportional to 526,611.33, 789,766.20 and 171,656.37 is: 257,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,611.33 : 789,766.20 = 171,656.37 : x
  2. Step 2: Convert to fraction form
    526,611.33/789,766.20 = 171,656.37/x
  3. Step 3: Cross multiply
    526,611.33x = 789,766.20 × 171,656.37
  4. Step 4: Simplify right side
    526,611.33x = 135,568,399,040.69
  5. Step 5: Solve for x
    x = 135,568,399,040.69/526,611.33
  6. Step 6: Final answer
    x = 257,435.40

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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.