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Finding the Third Proportional to 518,845 and 1,117,732

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Solution

The third proportional to 518,845 and 1,117,732 is: 2,407,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,845 : 1,117,732 = 1,117,732 : x
  2. Step 2: Convert to fraction form
    518,845/1,117,732 = 1,117,732/x
  3. Step 3: Cross multiply
    518,845x = 1,117,732 × 1,117,732
  4. Step 4: Simplify right side
    518,845x = 1,249,324,823,824
  5. Step 5: Solve for x
    x = 1,249,324,823,824/518,845
  6. Step 6: Final answer
    x = 2,407,896.05

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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.