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Finding the Third Proportional to 1,218,820 and 2,624,935

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Solution

The third proportional to 1,218,820 and 2,624,935 is: 5,653,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,820 : 2,624,935 = 2,624,935 : x
  2. Step 2: Convert to fraction form
    1,218,820/2,624,935 = 2,624,935/x
  3. Step 3: Cross multiply
    1,218,820x = 2,624,935 × 2,624,935
  4. Step 4: Simplify right side
    1,218,820x = 6,890,283,754,225
  5. Step 5: Solve for x
    x = 6,890,283,754,225/1,218,820
  6. Step 6: Final answer
    x = 5,653,241.46

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.