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Finding the Fourth Proportional to 5,989,114.80, 8,983,672.20 and 2,794,563.90

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Solution

The fourth proportional to 5,989,114.80, 8,983,672.20 and 2,794,563.90 is: 4,191,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989,114.80 : 8,983,672.20 = 2,794,563.90 : x
  2. Step 2: Convert to fraction form
    5,989,114.80/8,983,672.20 = 2,794,563.90/x
  3. Step 3: Cross multiply
    5,989,114.80x = 8,983,672.20 × 2,794,563.90
  4. Step 4: Simplify right side
    5,989,114.80x = 25,105,446,019,553.58
  5. Step 5: Solve for x
    x = 25,105,446,019,553.58/5,989,114.80
  6. Step 6: Final answer
    x = 4,191,845.85

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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.