Home / 347,825.85-479,998.61-192,787.04

Finding the Fourth Proportional to 347,825.85, 479,998.61 and 192,787.04

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Solution

The fourth proportional to 347,825.85, 479,998.61 and 192,787.04 is: 266,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,825.85 : 479,998.61 = 192,787.04 : x
  2. Step 2: Convert to fraction form
    347,825.85/479,998.61 = 192,787.04/x
  3. Step 3: Cross multiply
    347,825.85x = 479,998.61 × 192,787.04
  4. Step 4: Simplify right side
    347,825.85x = 92,537,512,907.98
  5. Step 5: Solve for x
    x = 92,537,512,907.98/347,825.85
  6. Step 6: Final answer
    x = 266,045.53

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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.