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Finding the Fourth Proportional to 5,453,978.01, 7,526,540.41 and 3,006,676.63

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Solution

The fourth proportional to 5,453,978.01, 7,526,540.41 and 3,006,676.63 is: 4,149,241.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453,978.01 : 7,526,540.41 = 3,006,676.63 : x
  2. Step 2: Convert to fraction form
    5,453,978.01/7,526,540.41 = 3,006,676.63/x
  3. Step 3: Cross multiply
    5,453,978.01x = 7,526,540.41 × 3,006,676.63
  4. Step 4: Simplify right side
    5,453,978.01x = 22,629,873,155,497.62
  5. Step 5: Solve for x
    x = 22,629,873,155,497.62/5,453,978.01
  6. Step 6: Final answer
    x = 4,149,241.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.