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Finding the Third Proportional to 272,190 and 556,044

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Solution

The third proportional to 272,190 and 556,044 is: 1,135,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,190 : 556,044 = 556,044 : x
  2. Step 2: Convert to fraction form
    272,190/556,044 = 556,044/x
  3. Step 3: Cross multiply
    272,190x = 556,044 × 556,044
  4. Step 4: Simplify right side
    272,190x = 309,184,929,936
  5. Step 5: Solve for x
    x = 309,184,929,936/272,190
  6. Step 6: Final answer
    x = 1,135,915.83

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.