Home / 937,933.85-1,294,794.97-628,369.47

Finding the Fourth Proportional to 937,933.85, 1,294,794.97 and 628,369.47

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Solution

The fourth proportional to 937,933.85, 1,294,794.97 and 628,369.47 is: 867,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,933.85 : 1,294,794.97 = 628,369.47 : x
  2. Step 2: Convert to fraction form
    937,933.85/1,294,794.97 = 628,369.47/x
  3. Step 3: Cross multiply
    937,933.85x = 1,294,794.97 × 628,369.47
  4. Step 4: Simplify right side
    937,933.85x = 813,609,629,057.57
  5. Step 5: Solve for x
    x = 813,609,629,057.57/937,933.85
  6. Step 6: Final answer
    x = 867,448.84

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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.