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Finding the Third Proportional to 840,015 and 1,974,552.75

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Solution

The third proportional to 840,015 and 1,974,552.75 is: 4,641,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,015 : 1,974,552.75 = 1,974,552.75 : x
  2. Step 2: Convert to fraction form
    840,015/1,974,552.75 = 1,974,552.75/x
  3. Step 3: Cross multiply
    840,015x = 1,974,552.75 × 1,974,552.75
  4. Step 4: Simplify right side
    840,015x = 3,898,858,562,532.56
  5. Step 5: Solve for x
    x = 3,898,858,562,532.56/840,015
  6. Step 6: Final answer
    x = 4,641,415.41

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.