Home / 591,085.74-886,758.32-191,766.88

Finding the Fourth Proportional to 591,085.74, 886,758.32 and 191,766.88

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Solution

The fourth proportional to 591,085.74, 886,758.32 and 191,766.88 is: 287,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,085.74 : 886,758.32 = 191,766.88 : x
  2. Step 2: Convert to fraction form
    591,085.74/886,758.32 = 191,766.88/x
  3. Step 3: Cross multiply
    591,085.74x = 886,758.32 × 191,766.88
  4. Step 4: Simplify right side
    591,085.74x = 170,050,876,340.44
  5. Step 5: Solve for x
    x = 170,050,876,340.44/591,085.74
  6. Step 6: Final answer
    x = 287,692.40

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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.