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Finding the Third Proportional to 5,244,770 and 8,100,072

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Solution

The third proportional to 5,244,770 and 8,100,072 is: 12,509,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244,770 : 8,100,072 = 8,100,072 : x
  2. Step 2: Convert to fraction form
    5,244,770/8,100,072 = 8,100,072/x
  3. Step 3: Cross multiply
    5,244,770x = 8,100,072 × 8,100,072
  4. Step 4: Simplify right side
    5,244,770x = 65,611,166,405,184
  5. Step 5: Solve for x
    x = 65,611,166,405,184/5,244,770
  6. Step 6: Final answer
    x = 12,509,827.20

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.