Home / 339,786.09-468,894.83-186,824.48

Finding the Fourth Proportional to 339,786.09, 468,894.83 and 186,824.48

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Solution

The fourth proportional to 339,786.09, 468,894.83 and 186,824.48 is: 257,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,786.09 : 468,894.83 = 186,824.48 : x
  2. Step 2: Convert to fraction form
    339,786.09/468,894.83 = 186,824.48/x
  3. Step 3: Cross multiply
    339,786.09x = 468,894.83 × 186,824.48
  4. Step 4: Simplify right side
    339,786.09x = 87,601,029,510.84
  5. Step 5: Solve for x
    x = 87,601,029,510.84/339,786.09
  6. Step 6: Final answer
    x = 257,812.29

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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.