Home / 933,288.53-1,399,933.71-259,369.97

Finding the Fourth Proportional to 933,288.53, 1,399,933.71 and 259,369.97

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Solution

The fourth proportional to 933,288.53, 1,399,933.71 and 259,369.97 is: 389,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,288.53 : 1,399,933.71 = 259,369.97 : x
  2. Step 2: Convert to fraction form
    933,288.53/1,399,933.71 = 259,369.97/x
  3. Step 3: Cross multiply
    933,288.53x = 1,399,933.71 × 259,369.97
  4. Step 4: Simplify right side
    933,288.53x = 363,100,757,365.02
  5. Step 5: Solve for x
    x = 363,100,757,365.02/933,288.53
  6. Step 6: Final answer
    x = 389,055.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.