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Finding the Third Proportional to 1,866,979.50 and 4,073,256

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Solution

The third proportional to 1,866,979.50 and 4,073,256 is: 8,886,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,979.50 : 4,073,256 = 4,073,256 : x
  2. Step 2: Convert to fraction form
    1,866,979.50/4,073,256 = 4,073,256/x
  3. Step 3: Cross multiply
    1,866,979.50x = 4,073,256 × 4,073,256
  4. Step 4: Simplify right side
    1,866,979.50x = 16,591,414,441,536
  5. Step 5: Solve for x
    x = 16,591,414,441,536/1,866,979.50
  6. Step 6: Final answer
    x = 8,886,768.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.