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Finding the Third Proportional to 1,889,745 and 2,908,583

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Solution

The third proportional to 1,889,745 and 2,908,583 is: 4,476,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,745 : 2,908,583 = 2,908,583 : x
  2. Step 2: Convert to fraction form
    1,889,745/2,908,583 = 2,908,583/x
  3. Step 3: Cross multiply
    1,889,745x = 2,908,583 × 2,908,583
  4. Step 4: Simplify right side
    1,889,745x = 8,459,855,067,889
  5. Step 5: Solve for x
    x = 8,459,855,067,889/1,889,745
  6. Step 6: Final answer
    x = 4,476,717.79

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.