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Finding the Third Proportional to 910,084 and 1,974,868

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Solution

The third proportional to 910,084 and 1,974,868 is: 4,285,432.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,084 : 1,974,868 = 1,974,868 : x
  2. Step 2: Convert to fraction form
    910,084/1,974,868 = 1,974,868/x
  3. Step 3: Cross multiply
    910,084x = 1,974,868 × 1,974,868
  4. Step 4: Simplify right side
    910,084x = 3,900,103,617,424
  5. Step 5: Solve for x
    x = 3,900,103,617,424/910,084
  6. Step 6: Final answer
    x = 4,285,432.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.