Home / 757,269.56-1,135,571.27-283,622.77

Finding the Fourth Proportional to 757,269.56, 1,135,571.27 and 283,622.77

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Solution

The fourth proportional to 757,269.56, 1,135,571.27 and 283,622.77 is: 425,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,269.56 : 1,135,571.27 = 283,622.77 : x
  2. Step 2: Convert to fraction form
    757,269.56/1,135,571.27 = 283,622.77/x
  3. Step 3: Cross multiply
    757,269.56x = 1,135,571.27 × 283,622.77
  4. Step 4: Simplify right side
    757,269.56x = 322,073,865,136.65
  5. Step 5: Solve for x
    x = 322,073,865,136.65/757,269.56
  6. Step 6: Final answer
    x = 425,309.41

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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.