Home / 591,171.77-886,757.24-191,812.55

Finding the Fourth Proportional to 591,171.77, 886,757.24 and 191,812.55

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Solution

The fourth proportional to 591,171.77, 886,757.24 and 191,812.55 is: 287,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,171.77 : 886,757.24 = 191,812.55 : x
  2. Step 2: Convert to fraction form
    591,171.77/886,757.24 = 191,812.55/x
  3. Step 3: Cross multiply
    591,171.77x = 886,757.24 × 191,812.55
  4. Step 4: Simplify right side
    591,171.77x = 170,091,163,481.11
  5. Step 5: Solve for x
    x = 170,091,163,481.11/591,171.77
  6. Step 6: Final answer
    x = 287,718.68

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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.