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Finding the Third Proportional to 1,447,047 and 3,151,242

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Solution

The third proportional to 1,447,047 and 3,151,242 is: 6,862,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,047 : 3,151,242 = 3,151,242 : x
  2. Step 2: Convert to fraction form
    1,447,047/3,151,242 = 3,151,242/x
  3. Step 3: Cross multiply
    1,447,047x = 3,151,242 × 3,151,242
  4. Step 4: Simplify right side
    1,447,047x = 9,930,326,142,564
  5. Step 5: Solve for x
    x = 9,930,326,142,564/1,447,047
  6. Step 6: Final answer
    x = 6,862,476.58

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.