Home / 605,202.82-907,829.28-178,738.73

Finding the Fourth Proportional to 605,202.82, 907,829.28 and 178,738.73

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Solution

The fourth proportional to 605,202.82, 907,829.28 and 178,738.73 is: 268,115.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,202.82 : 907,829.28 = 178,738.73 : x
  2. Step 2: Convert to fraction form
    605,202.82/907,829.28 = 178,738.73/x
  3. Step 3: Cross multiply
    605,202.82x = 907,829.28 × 178,738.73
  4. Step 4: Simplify right side
    605,202.82x = 162,264,248,024.87
  5. Step 5: Solve for x
    x = 162,264,248,024.87/605,202.82
  6. Step 6: Final answer
    x = 268,115.49

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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.