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Finding the Third Proportional to 247,089 and 541,456

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Solution

The third proportional to 247,089 and 541,456 is: 1,186,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,089 : 541,456 = 541,456 : x
  2. Step 2: Convert to fraction form
    247,089/541,456 = 541,456/x
  3. Step 3: Cross multiply
    247,089x = 541,456 × 541,456
  4. Step 4: Simplify right side
    247,089x = 293,174,599,936
  5. Step 5: Solve for x
    x = 293,174,599,936/247,089
  6. Step 6: Final answer
    x = 1,186,514.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.