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Finding the Fourth Proportional to 454,810.80, 682,216.20 and 244,858.80

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Solution

The fourth proportional to 454,810.80, 682,216.20 and 244,858.80 is: 367,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,810.80 : 682,216.20 = 244,858.80 : x
  2. Step 2: Convert to fraction form
    454,810.80/682,216.20 = 244,858.80/x
  3. Step 3: Cross multiply
    454,810.80x = 682,216.20 × 244,858.80
  4. Step 4: Simplify right side
    454,810.80x = 167,046,640,072.56
  5. Step 5: Solve for x
    x = 167,046,640,072.56/454,810.80
  6. Step 6: Final answer
    x = 367,288.20

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Similar ratio
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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.