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Finding the Third Proportional to 1,035,621 and 2,215,178

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Solution

The third proportional to 1,035,621 and 2,215,178 is: 4,738,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,621 : 2,215,178 = 2,215,178 : x
  2. Step 2: Convert to fraction form
    1,035,621/2,215,178 = 2,215,178/x
  3. Step 3: Cross multiply
    1,035,621x = 2,215,178 × 2,215,178
  4. Step 4: Simplify right side
    1,035,621x = 4,907,013,571,684
  5. Step 5: Solve for x
    x = 4,907,013,571,684/1,035,621
  6. Step 6: Final answer
    x = 4,738,232.97

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.