Home / 494,850.24-682,890.48-268,490.88

Finding the Fourth Proportional to 494,850.24, 682,890.48 and 268,490.88

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Solution

The fourth proportional to 494,850.24, 682,890.48 and 268,490.88 is: 370,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,850.24 : 682,890.48 = 268,490.88 : x
  2. Step 2: Convert to fraction form
    494,850.24/682,890.48 = 268,490.88/x
  3. Step 3: Cross multiply
    494,850.24x = 682,890.48 × 268,490.88
  4. Step 4: Simplify right side
    494,850.24x = 183,349,865,918.82
  5. Step 5: Solve for x
    x = 183,349,865,918.82/494,850.24
  6. Step 6: Final answer
    x = 370,515.87

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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.