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Finding the Third Proportional to 551,247 and 1,137,918

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Solution

The third proportional to 551,247 and 1,137,918 is: 2,348,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,247 : 1,137,918 = 1,137,918 : x
  2. Step 2: Convert to fraction form
    551,247/1,137,918 = 1,137,918/x
  3. Step 3: Cross multiply
    551,247x = 1,137,918 × 1,137,918
  4. Step 4: Simplify right side
    551,247x = 1,294,857,374,724
  5. Step 5: Solve for x
    x = 1,294,857,374,724/551,247
  6. Step 6: Final answer
    x = 2,348,960.40

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.