Home / 591,173.28-886,759.49-191,814.05

Finding the Fourth Proportional to 591,173.28, 886,759.49 and 191,814.05

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Solution

The fourth proportional to 591,173.28, 886,759.49 and 191,814.05 is: 287,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,173.28 : 886,759.49 = 191,814.05 : x
  2. Step 2: Convert to fraction form
    591,173.28/886,759.49 = 191,814.05/x
  3. Step 3: Cross multiply
    591,173.28x = 886,759.49 × 191,814.05
  4. Step 4: Simplify right side
    591,173.28x = 170,092,923,759.97
  5. Step 5: Solve for x
    x = 170,092,923,759.97/591,173.28
  6. Step 6: Final answer
    x = 287,720.93

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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.