Home / 548,936.20-823,404.30-174,959.20

Finding the Fourth Proportional to 548,936.20, 823,404.30 and 174,959.20

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Solution

The fourth proportional to 548,936.20, 823,404.30 and 174,959.20 is: 262,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,936.20 : 823,404.30 = 174,959.20 : x
  2. Step 2: Convert to fraction form
    548,936.20/823,404.30 = 174,959.20/x
  3. Step 3: Cross multiply
    548,936.20x = 823,404.30 × 174,959.20
  4. Step 4: Simplify right side
    548,936.20x = 144,062,157,604.56
  5. Step 5: Solve for x
    x = 144,062,157,604.56/548,936.20
  6. Step 6: Final answer
    x = 262,438.80

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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.