Home / 591,665.40-887,627.70-192,238.20

Finding the Fourth Proportional to 591,665.40, 887,627.70 and 192,238.20

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Solution

The fourth proportional to 591,665.40, 887,627.70 and 192,238.20 is: 288,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,665.40 : 887,627.70 = 192,238.20 : x
  2. Step 2: Convert to fraction form
    591,665.40/887,627.70 = 192,238.20/x
  3. Step 3: Cross multiply
    591,665.40x = 887,627.70 × 192,238.20
  4. Step 4: Simplify right side
    591,665.40x = 170,635,951,318.14
  5. Step 5: Solve for x
    x = 170,635,951,318.14/591,665.40
  6. Step 6: Final answer
    x = 288,399.41

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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.