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Finding the Third Proportional to 332,292 and 720,672

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Solution

The third proportional to 332,292 and 720,672 is: 1,562,987.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,292 : 720,672 = 720,672 : x
  2. Step 2: Convert to fraction form
    332,292/720,672 = 720,672/x
  3. Step 3: Cross multiply
    332,292x = 720,672 × 720,672
  4. Step 4: Simplify right side
    332,292x = 519,368,131,584
  5. Step 5: Solve for x
    x = 519,368,131,584/332,292
  6. Step 6: Final answer
    x = 1,562,987.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.