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Finding the Third Proportional to 1,064,840 and 2,306,728

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Solution

The third proportional to 1,064,840 and 2,306,728 is: 4,996,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,840 : 2,306,728 = 2,306,728 : x
  2. Step 2: Convert to fraction form
    1,064,840/2,306,728 = 2,306,728/x
  3. Step 3: Cross multiply
    1,064,840x = 2,306,728 × 2,306,728
  4. Step 4: Simplify right side
    1,064,840x = 5,320,994,065,984
  5. Step 5: Solve for x
    x = 5,320,994,065,984/1,064,840
  6. Step 6: Final answer
    x = 4,996,989.28

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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.