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Finding the Fourth Proportional to 5,936,016.70, 8,901,076.65 and 1,891,978.30

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Solution

The fourth proportional to 5,936,016.70, 8,901,076.65 and 1,891,978.30 is: 2,837,027.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936,016.70 : 8,901,076.65 = 1,891,978.30 : x
  2. Step 2: Convert to fraction form
    5,936,016.70/8,901,076.65 = 1,891,978.30/x
  3. Step 3: Cross multiply
    5,936,016.70x = 8,901,076.65 × 1,891,978.30
  4. Step 4: Simplify right side
    5,936,016.70x = 16,840,643,868,436.70
  5. Step 5: Solve for x
    x = 16,840,643,868,436.70/5,936,016.70
  6. Step 6: Final answer
    x = 2,837,027.71

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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.