Home / 769,088.96-1,151,361.60-568,074.56

Finding the Fourth Proportional to 769,088.96, 1,151,361.60 and 568,074.56

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Solution

The fourth proportional to 769,088.96, 1,151,361.60 and 568,074.56 is: 850,433.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,088.96 : 1,151,361.60 = 568,074.56 : x
  2. Step 2: Convert to fraction form
    769,088.96/1,151,361.60 = 568,074.56/x
  3. Step 3: Cross multiply
    769,088.96x = 1,151,361.60 × 568,074.56
  4. Step 4: Simplify right side
    769,088.96x = 654,059,234,320.90
  5. Step 5: Solve for x
    x = 654,059,234,320.90/769,088.96
  6. Step 6: Final answer
    x = 850,433.78

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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.