Home / 591,084.74-886,756.82-191,765.88

Finding the Fourth Proportional to 591,084.74, 886,756.82 and 191,765.88

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Solution

The fourth proportional to 591,084.74, 886,756.82 and 191,765.88 is: 287,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,084.74 : 886,756.82 = 191,765.88 : x
  2. Step 2: Convert to fraction form
    591,084.74/886,756.82 = 191,765.88/x
  3. Step 3: Cross multiply
    591,084.74x = 886,756.82 × 191,765.88
  4. Step 4: Simplify right side
    591,084.74x = 170,049,700,974.47
  5. Step 5: Solve for x
    x = 170,049,700,974.47/591,084.74
  6. Step 6: Final answer
    x = 287,690.90

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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.