Home / 494,486.82-682,392.20-268,132.32

Finding the Fourth Proportional to 494,486.82, 682,392.20 and 268,132.32

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Solution

The fourth proportional to 494,486.82, 682,392.20 and 268,132.32 is: 370,022.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,486.82 : 682,392.20 = 268,132.32 : x
  2. Step 2: Convert to fraction form
    494,486.82/682,392.20 = 268,132.32/x
  3. Step 3: Cross multiply
    494,486.82x = 682,392.20 × 268,132.32
  4. Step 4: Simplify right side
    494,486.82x = 182,971,402,395.24
  5. Step 5: Solve for x
    x = 182,971,402,395.24/494,486.82
  6. Step 6: Final answer
    x = 370,022.81

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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.