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Finding the Fourth Proportional to 662,611.92, 998,343.78 and 599,512.92

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Solution

The fourth proportional to 662,611.92, 998,343.78 and 599,512.92 is: 903,273.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,611.92 : 998,343.78 = 599,512.92 : x
  2. Step 2: Convert to fraction form
    662,611.92/998,343.78 = 599,512.92/x
  3. Step 3: Cross multiply
    662,611.92x = 998,343.78 × 599,512.92
  4. Step 4: Simplify right side
    662,611.92x = 598,519,994,711.64
  5. Step 5: Solve for x
    x = 598,519,994,711.64/662,611.92
  6. Step 6: Final answer
    x = 903,273.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.