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Finding the Third Proportional to 9,992,752 and 21,501,100

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Solution

The third proportional to 9,992,752 and 21,501,100 is: 46,263,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,752 : 21,501,100 = 21,501,100 : x
  2. Step 2: Convert to fraction form
    9,992,752/21,501,100 = 21,501,100/x
  3. Step 3: Cross multiply
    9,992,752x = 21,501,100 × 21,501,100
  4. Step 4: Simplify right side
    9,992,752x = 462,297,301,210,000
  5. Step 5: Solve for x
    x = 462,297,301,210,000/9,992,752
  6. Step 6: Final answer
    x = 46,263,261.73

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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.