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Finding the Third Proportional to 8,966,456 and 18,570,940

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Solution

The third proportional to 8,966,456 and 18,570,940 is: 38,463,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966,456 : 18,570,940 = 18,570,940 : x
  2. Step 2: Convert to fraction form
    8,966,456/18,570,940 = 18,570,940/x
  3. Step 3: Cross multiply
    8,966,456x = 18,570,940 × 18,570,940
  4. Step 4: Simplify right side
    8,966,456x = 344,879,812,483,600
  5. Step 5: Solve for x
    x = 344,879,812,483,600/8,966,456
  6. Step 6: Final answer
    x = 38,463,336.29

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.