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Finding the Third Proportional to 1,678,128 and 2,517,165

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Solution

The third proportional to 1,678,128 and 2,517,165 is: 3,775,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,128 : 2,517,165 = 2,517,165 : x
  2. Step 2: Convert to fraction form
    1,678,128/2,517,165 = 2,517,165/x
  3. Step 3: Cross multiply
    1,678,128x = 2,517,165 × 2,517,165
  4. Step 4: Simplify right side
    1,678,128x = 6,336,119,637,225
  5. Step 5: Solve for x
    x = 6,336,119,637,225/1,678,128
  6. Step 6: Final answer
    x = 3,775,707.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.