Home / 277,894.05-416,849.57-192,421.23

Finding the Fourth Proportional to 277,894.05, 416,849.57 and 192,421.23

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Solution

The fourth proportional to 277,894.05, 416,849.57 and 192,421.23 is: 288,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,894.05 : 416,849.57 = 192,421.23 : x
  2. Step 2: Convert to fraction form
    277,894.05/416,849.57 = 192,421.23/x
  3. Step 3: Cross multiply
    277,894.05x = 416,849.57 × 192,421.23
  4. Step 4: Simplify right side
    277,894.05x = 80,210,706,984.37
  5. Step 5: Solve for x
    x = 80,210,706,984.37/277,894.05
  6. Step 6: Final answer
    x = 288,637.73

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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.