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Finding the Fourth Proportional to 11,846,999.65, 16,633,629.20 and 11,846,999.65

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Solution

The fourth proportional to 11,846,999.65, 16,633,629.20 and 11,846,999.65 is: 16,633,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846,999.65 : 16,633,629.20 = 11,846,999.65 : x
  2. Step 2: Convert to fraction form
    11,846,999.65/16,633,629.20 = 11,846,999.65/x
  3. Step 3: Cross multiply
    11,846,999.65x = 16,633,629.20 × 11,846,999.65
  4. Step 4: Simplify right side
    11,846,999.65x = 197,058,599,310,629.78
  5. Step 5: Solve for x
    x = 197,058,599,310,629.78/11,846,999.65
  6. Step 6: Final answer
    x = 16,633,629.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.