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Finding the Third Proportional to 9,751,058 and 21,000,580

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Solution

The third proportional to 9,751,058 and 21,000,580 is: 45,228,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,751,058 : 21,000,580 = 21,000,580 : x
  2. Step 2: Convert to fraction form
    9,751,058/21,000,580 = 21,000,580/x
  3. Step 3: Cross multiply
    9,751,058x = 21,000,580 × 21,000,580
  4. Step 4: Simplify right side
    9,751,058x = 441,024,360,336,400
  5. Step 5: Solve for x
    x = 441,024,360,336,400/9,751,058
  6. Step 6: Final answer
    x = 45,228,359.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.