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Finding the Third Proportional to 4,061,436.75 and 8,919,927

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Solution

The third proportional to 4,061,436.75 and 8,919,927 is: 19,590,382.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061,436.75 : 8,919,927 = 8,919,927 : x
  2. Step 2: Convert to fraction form
    4,061,436.75/8,919,927 = 8,919,927/x
  3. Step 3: Cross multiply
    4,061,436.75x = 8,919,927 × 8,919,927
  4. Step 4: Simplify right side
    4,061,436.75x = 79,565,097,685,329
  5. Step 5: Solve for x
    x = 79,565,097,685,329/4,061,436.75
  6. Step 6: Final answer
    x = 19,590,382.07

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.