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Finding the Fourth Proportional to 1,947,745.74, 2,921,932.52 and 599,907.90

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Solution

The fourth proportional to 1,947,745.74, 2,921,932.52 and 599,907.90 is: 899,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,745.74 : 2,921,932.52 = 599,907.90 : x
  2. Step 2: Convert to fraction form
    1,947,745.74/2,921,932.52 = 599,907.90/x
  3. Step 3: Cross multiply
    1,947,745.74x = 2,921,932.52 × 599,907.90
  4. Step 4: Simplify right side
    1,947,745.74x = 1,752,890,388,905.02
  5. Step 5: Solve for x
    x = 1,752,890,388,905.02/1,947,745.74
  6. Step 6: Final answer
    x = 899,958.53

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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.