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Finding the Third Proportional to 1,966,389.75 and 4,206,033

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Solution

The third proportional to 1,966,389.75 and 4,206,033 is: 8,996,544.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,389.75 : 4,206,033 = 4,206,033 : x
  2. Step 2: Convert to fraction form
    1,966,389.75/4,206,033 = 4,206,033/x
  3. Step 3: Cross multiply
    1,966,389.75x = 4,206,033 × 4,206,033
  4. Step 4: Simplify right side
    1,966,389.75x = 17,690,713,597,089
  5. Step 5: Solve for x
    x = 17,690,713,597,089/1,966,389.75
  6. Step 6: Final answer
    x = 8,996,544.86

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.