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Finding the Third Proportional to 1,118,172.09 and 2,414,858.06

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Solution

The third proportional to 1,118,172.09 and 2,414,858.06 is: 5,215,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,172.09 : 2,414,858.06 = 2,414,858.06 : x
  2. Step 2: Convert to fraction form
    1,118,172.09/2,414,858.06 = 2,414,858.06/x
  3. Step 3: Cross multiply
    1,118,172.09x = 2,414,858.06 × 2,414,858.06
  4. Step 4: Simplify right side
    1,118,172.09x = 5,831,539,462,021.25
  5. Step 5: Solve for x
    x = 5,831,539,462,021.25/1,118,172.09
  6. Step 6: Final answer
    x = 5,215,243.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.