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Finding the Fourth Proportional to 1,062,883,137.20, 1,594,324,705.80 and 959,571,006.80

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Solution

The fourth proportional to 1,062,883,137.20, 1,594,324,705.80 and 959,571,006.80 is: 1,439,356,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,883,137.20 : 1,594,324,705.80 = 959,571,006.80 : x
  2. Step 2: Convert to fraction form
    1,062,883,137.20/1,594,324,705.80 = 959,571,006.80/x
  3. Step 3: Cross multiply
    1,062,883,137.20x = 1,594,324,705.80 × 959,571,006.80
  4. Step 4: Simplify right side
    1,062,883,137.20x = 1,529,867,763,110,619,648
  5. Step 5: Solve for x
    x = 1,529,867,763,110,619,648/1,062,883,137.20
  6. Step 6: Final answer
    x = 1,439,356,510.20

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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.