Home / 494,344.17-682,229.93-279,486.27

Finding the Fourth Proportional to 494,344.17, 682,229.93 and 279,486.27

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Solution

The fourth proportional to 494,344.17, 682,229.93 and 279,486.27 is: 385,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,344.17 : 682,229.93 = 279,486.27 : x
  2. Step 2: Convert to fraction form
    494,344.17/682,229.93 = 279,486.27/x
  3. Step 3: Cross multiply
    494,344.17x = 682,229.93 × 279,486.27
  4. Step 4: Simplify right side
    494,344.17x = 190,673,897,020.63
  5. Step 5: Solve for x
    x = 190,673,897,020.63/494,344.17
  6. Step 6: Final answer
    x = 385,710.82

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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.