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Finding the Third Proportional to 1,899,319 and 3,868,973

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Solution

The third proportional to 1,899,319 and 3,868,973 is: 7,881,220.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,319 : 3,868,973 = 3,868,973 : x
  2. Step 2: Convert to fraction form
    1,899,319/3,868,973 = 3,868,973/x
  3. Step 3: Cross multiply
    1,899,319x = 3,868,973 × 3,868,973
  4. Step 4: Simplify right side
    1,899,319x = 14,968,952,074,729
  5. Step 5: Solve for x
    x = 14,968,952,074,729/1,899,319
  6. Step 6: Final answer
    x = 7,881,220.62

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.