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Finding the Third Proportional to 547,586 and 819,151

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Solution

The third proportional to 547,586 and 819,151 is: 1,225,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,586 : 819,151 = 819,151 : x
  2. Step 2: Convert to fraction form
    547,586/819,151 = 819,151/x
  3. Step 3: Cross multiply
    547,586x = 819,151 × 819,151
  4. Step 4: Simplify right side
    547,586x = 671,008,360,801
  5. Step 5: Solve for x
    x = 671,008,360,801/547,586
  6. Step 6: Final answer
    x = 1,225,393.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.