Home / 494,232.48-682,051.32-279,359.73

Finding the Fourth Proportional to 494,232.48, 682,051.32 and 279,359.73

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Solution

The fourth proportional to 494,232.48, 682,051.32 and 279,359.73 is: 385,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,232.48 : 682,051.32 = 279,359.73 : x
  2. Step 2: Convert to fraction form
    494,232.48/682,051.32 = 279,359.73/x
  3. Step 3: Cross multiply
    494,232.48x = 682,051.32 × 279,359.73
  4. Step 4: Simplify right side
    494,232.48x = 190,537,672,601.34
  5. Step 5: Solve for x
    x = 190,537,672,601.34/494,232.48
  6. Step 6: Final answer
    x = 385,522.36

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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.