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Finding the Third Proportional to 5,982,992 and 12,975,520

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Solution

The third proportional to 5,982,992 and 12,975,520 is: 28,140,455.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982,992 : 12,975,520 = 12,975,520 : x
  2. Step 2: Convert to fraction form
    5,982,992/12,975,520 = 12,975,520/x
  3. Step 3: Cross multiply
    5,982,992x = 12,975,520 × 12,975,520
  4. Step 4: Simplify right side
    5,982,992x = 168,364,119,270,400
  5. Step 5: Solve for x
    x = 168,364,119,270,400/5,982,992
  6. Step 6: Final answer
    x = 28,140,455.36

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.