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Finding the Third Proportional to 10,348,663 and 21,769,658

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Solution

The third proportional to 10,348,663 and 21,769,658 is: 45,795,095.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348,663 : 21,769,658 = 21,769,658 : x
  2. Step 2: Convert to fraction form
    10,348,663/21,769,658 = 21,769,658/x
  3. Step 3: Cross multiply
    10,348,663x = 21,769,658 × 21,769,658
  4. Step 4: Simplify right side
    10,348,663x = 473,918,009,436,964
  5. Step 5: Solve for x
    x = 473,918,009,436,964/10,348,663
  6. Step 6: Final answer
    x = 45,795,095.41

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.