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Finding the Third Proportional to 1,117,974 and 2,412,972.75

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Solution

The third proportional to 1,117,974 and 2,412,972.75 is: 5,208,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,974 : 2,412,972.75 = 2,412,972.75 : x
  2. Step 2: Convert to fraction form
    1,117,974/2,412,972.75 = 2,412,972.75/x
  3. Step 3: Cross multiply
    1,117,974x = 2,412,972.75 × 2,412,972.75
  4. Step 4: Simplify right side
    1,117,974x = 5,822,437,492,242.56
  5. Step 5: Solve for x
    x = 5,822,437,492,242.56/1,117,974
  6. Step 6: Final answer
    x = 5,208,025.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.