Home / 526,523.72-789,904.49-166,716.43

Finding the Fourth Proportional to 526,523.72, 789,904.49 and 166,716.43

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Solution

The fourth proportional to 526,523.72, 789,904.49 and 166,716.43 is: 250,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,523.72 : 789,904.49 = 166,716.43 : x
  2. Step 2: Convert to fraction form
    526,523.72/789,904.49 = 166,716.43/x
  3. Step 3: Cross multiply
    526,523.72x = 789,904.49 × 166,716.43
  4. Step 4: Simplify right side
    526,523.72x = 131,690,056,613.77
  5. Step 5: Solve for x
    x = 131,690,056,613.77/526,523.72
  6. Step 6: Final answer
    x = 250,112.30

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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.