Home / 816,076.20-1,224,516.60-367,114.80

Finding the Fourth Proportional to 816,076.20, 1,224,516.60 and 367,114.80

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Solution

The fourth proportional to 816,076.20, 1,224,516.60 and 367,114.80 is: 550,853.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,076.20 : 1,224,516.60 = 367,114.80 : x
  2. Step 2: Convert to fraction form
    816,076.20/1,224,516.60 = 367,114.80/x
  3. Step 3: Cross multiply
    816,076.20x = 1,224,516.60 × 367,114.80
  4. Step 4: Simplify right side
    816,076.20x = 449,538,166,705.68
  5. Step 5: Solve for x
    x = 449,538,166,705.68/816,076.20
  6. Step 6: Final answer
    x = 550,853.18

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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.