Home / 591,266.40-887,029.20-191,839.20

Finding the Fourth Proportional to 591,266.40, 887,029.20 and 191,839.20

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Solution

The fourth proportional to 591,266.40, 887,029.20 and 191,839.20 is: 287,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,266.40 : 887,029.20 = 191,839.20 : x
  2. Step 2: Convert to fraction form
    591,266.40/887,029.20 = 191,839.20/x
  3. Step 3: Cross multiply
    591,266.40x = 887,029.20 × 191,839.20
  4. Step 4: Simplify right side
    591,266.40x = 170,166,972,104.64
  5. Step 5: Solve for x
    x = 170,166,972,104.64/591,266.40
  6. Step 6: Final answer
    x = 287,800.85

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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.