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Finding the Third Proportional to 1,105,382 and 2,379,892

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Solution

The third proportional to 1,105,382 and 2,379,892 is: 5,123,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,382 : 2,379,892 = 2,379,892 : x
  2. Step 2: Convert to fraction form
    1,105,382/2,379,892 = 2,379,892/x
  3. Step 3: Cross multiply
    1,105,382x = 2,379,892 × 2,379,892
  4. Step 4: Simplify right side
    1,105,382x = 5,663,885,931,664
  5. Step 5: Solve for x
    x = 5,663,885,931,664/1,105,382
  6. Step 6: Final answer
    x = 5,123,917.28

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