Home / 394,629.40-591,506.70-169,951.60

Finding the Fourth Proportional to 394,629.40, 591,506.70 and 169,951.60

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Solution

The fourth proportional to 394,629.40, 591,506.70 and 169,951.60 is: 254,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,629.40 : 591,506.70 = 169,951.60 : x
  2. Step 2: Convert to fraction form
    394,629.40/591,506.70 = 169,951.60/x
  3. Step 3: Cross multiply
    394,629.40x = 591,506.70 × 169,951.60
  4. Step 4: Simplify right side
    394,629.40x = 100,527,510,075.72
  5. Step 5: Solve for x
    x = 100,527,510,075.72/394,629.40
  6. Step 6: Final answer
    x = 254,739.03

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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.