Home / 598,845.66-826,408.89-383,986.58

Finding the Fourth Proportional to 598,845.66, 826,408.89 and 383,986.58

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Solution

The fourth proportional to 598,845.66, 826,408.89 and 383,986.58 is: 529,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,845.66 : 826,408.89 = 383,986.58 : x
  2. Step 2: Convert to fraction form
    598,845.66/826,408.89 = 383,986.58/x
  3. Step 3: Cross multiply
    598,845.66x = 826,408.89 × 383,986.58
  4. Step 4: Simplify right side
    598,845.66x = 317,329,923,352.70
  5. Step 5: Solve for x
    x = 317,329,923,352.70/598,845.66
  6. Step 6: Final answer
    x = 529,902.69

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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.