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Finding the Third Proportional to 1,619,681 and 3,749,660

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Solution

The third proportional to 1,619,681 and 3,749,660 is: 8,680,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,681 : 3,749,660 = 3,749,660 : x
  2. Step 2: Convert to fraction form
    1,619,681/3,749,660 = 3,749,660/x
  3. Step 3: Cross multiply
    1,619,681x = 3,749,660 × 3,749,660
  4. Step 4: Simplify right side
    1,619,681x = 14,059,950,115,600
  5. Step 5: Solve for x
    x = 14,059,950,115,600/1,619,681
  6. Step 6: Final answer
    x = 8,680,690.90

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.