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Finding the Fourth Proportional to 6,552,918.82, 9,043,069.98 and 3,652,493.86

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Solution

The fourth proportional to 6,552,918.82, 9,043,069.98 and 3,652,493.86 is: 5,040,464.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552,918.82 : 9,043,069.98 = 3,652,493.86 : x
  2. Step 2: Convert to fraction form
    6,552,918.82/9,043,069.98 = 3,652,493.86/x
  3. Step 3: Cross multiply
    6,552,918.82x = 9,043,069.98 × 3,652,493.86
  4. Step 4: Simplify right side
    6,552,918.82x = 33,029,757,577,500.32
  5. Step 5: Solve for x
    x = 33,029,757,577,500.32/6,552,918.82
  6. Step 6: Final answer
    x = 5,040,464.94

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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.