Home / 591,135.87-886,828.41-191,745.57

Finding the Fourth Proportional to 591,135.87, 886,828.41 and 191,745.57

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Solution

The fourth proportional to 591,135.87, 886,828.41 and 191,745.57 is: 287,658.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,135.87 : 886,828.41 = 191,745.57 : x
  2. Step 2: Convert to fraction form
    591,135.87/886,828.41 = 191,745.57/x
  3. Step 3: Cross multiply
    591,135.87x = 886,828.41 × 191,745.57
  4. Step 4: Simplify right side
    591,135.87x = 170,045,418,967.64
  5. Step 5: Solve for x
    x = 170,045,418,967.64/591,135.87
  6. Step 6: Final answer
    x = 287,658.77

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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.