Home / 494,991.96-683,089.26-268,637.46

Finding the Fourth Proportional to 494,991.96, 683,089.26 and 268,637.46

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Solution

The fourth proportional to 494,991.96, 683,089.26 and 268,637.46 is: 370,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,991.96 : 683,089.26 = 268,637.46 : x
  2. Step 2: Convert to fraction form
    494,991.96/683,089.26 = 268,637.46/x
  3. Step 3: Cross multiply
    494,991.96x = 683,089.26 × 268,637.46
  4. Step 4: Simplify right side
    494,991.96x = 183,503,363,759.68
  5. Step 5: Solve for x
    x = 183,503,363,759.68/494,991.96
  6. Step 6: Final answer
    x = 370,719.89

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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.