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Finding the Third Proportional to 1,220,983 and 2,658,935

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Solution

The third proportional to 1,220,983 and 2,658,935 is: 5,790,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,983 : 2,658,935 = 2,658,935 : x
  2. Step 2: Convert to fraction form
    1,220,983/2,658,935 = 2,658,935/x
  3. Step 3: Cross multiply
    1,220,983x = 2,658,935 × 2,658,935
  4. Step 4: Simplify right side
    1,220,983x = 7,069,935,334,225
  5. Step 5: Solve for x
    x = 7,069,935,334,225/1,220,983
  6. Step 6: Final answer
    x = 5,790,363.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.