Home / 591,129.62-886,819.04-191,739.32

Finding the Fourth Proportional to 591,129.62, 886,819.04 and 191,739.32

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Solution

The fourth proportional to 591,129.62, 886,819.04 and 191,739.32 is: 287,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,129.62 : 886,819.04 = 191,739.32 : x
  2. Step 2: Convert to fraction form
    591,129.62/886,819.04 = 191,739.32/x
  3. Step 3: Cross multiply
    591,129.62x = 886,819.04 × 191,739.32
  4. Step 4: Simplify right side
    591,129.62x = 170,038,079,692.65
  5. Step 5: Solve for x
    x = 170,038,079,692.65/591,129.62
  6. Step 6: Final answer
    x = 287,649.40

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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.