Home / 494,850.90-682,902.18-268,496.40

Finding the Fourth Proportional to 494,850.90, 682,902.18 and 268,496.40

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Solution

The fourth proportional to 494,850.90, 682,902.18 and 268,496.40 is: 370,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,850.90 : 682,902.18 = 268,496.40 : x
  2. Step 2: Convert to fraction form
    494,850.90/682,902.18 = 268,496.40/x
  3. Step 3: Cross multiply
    494,850.90x = 682,902.18 × 268,496.40
  4. Step 4: Simplify right side
    494,850.90x = 183,356,776,882.15
  5. Step 5: Solve for x
    x = 183,356,776,882.15/494,850.90
  6. Step 6: Final answer
    x = 370,529.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.