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Finding the Third Proportional to 2,956,490 and 4,119,135

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Solution

The third proportional to 2,956,490 and 4,119,135 is: 5,738,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,490 : 4,119,135 = 4,119,135 : x
  2. Step 2: Convert to fraction form
    2,956,490/4,119,135 = 4,119,135/x
  3. Step 3: Cross multiply
    2,956,490x = 4,119,135 × 4,119,135
  4. Step 4: Simplify right side
    2,956,490x = 16,967,273,148,225
  5. Step 5: Solve for x
    x = 16,967,273,148,225/2,956,490
  6. Step 6: Final answer
    x = 5,738,992.23

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.