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Finding the Third Proportional to 515,620 and 1,110,232

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Solution

The third proportional to 515,620 and 1,110,232 is: 2,390,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,620 : 1,110,232 = 1,110,232 : x
  2. Step 2: Convert to fraction form
    515,620/1,110,232 = 1,110,232/x
  3. Step 3: Cross multiply
    515,620x = 1,110,232 × 1,110,232
  4. Step 4: Simplify right side
    515,620x = 1,232,615,093,824
  5. Step 5: Solve for x
    x = 1,232,615,093,824/515,620
  6. Step 6: Final answer
    x = 2,390,549.42

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