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Finding the Fourth Proportional to 277,806.95, 383,375.43 and 150,482.54

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Solution

The fourth proportional to 277,806.95, 383,375.43 and 150,482.54 is: 207,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,806.95 : 383,375.43 = 150,482.54 : x
  2. Step 2: Convert to fraction form
    277,806.95/383,375.43 = 150,482.54/x
  3. Step 3: Cross multiply
    277,806.95x = 383,375.43 × 150,482.54
  4. Step 4: Simplify right side
    277,806.95x = 57,691,309,438.43
  5. Step 5: Solve for x
    x = 57,691,309,438.43/277,806.95
  6. Step 6: Final answer
    x = 207,666.91

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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.