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Finding the Fourth Proportional to 1,947,883.95, 2,921,825.93 and 527,940.03

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Solution

The fourth proportional to 1,947,883.95, 2,921,825.93 and 527,940.03 is: 791,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,883.95 : 2,921,825.93 = 527,940.03 : x
  2. Step 2: Convert to fraction form
    1,947,883.95/2,921,825.93 = 527,940.03/x
  3. Step 3: Cross multiply
    1,947,883.95x = 2,921,825.93 × 527,940.03
  4. Step 4: Simplify right side
    1,947,883.95x = 1,542,548,869,138.98
  5. Step 5: Solve for x
    x = 1,542,548,869,138.98/1,947,883.95
  6. Step 6: Final answer
    x = 791,910.05

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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.