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Finding the Third Proportional to 332,376 and 724,890

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Solution

The third proportional to 332,376 and 724,890 is: 1,580,936.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,376 : 724,890 = 724,890 : x
  2. Step 2: Convert to fraction form
    332,376/724,890 = 724,890/x
  3. Step 3: Cross multiply
    332,376x = 724,890 × 724,890
  4. Step 4: Simplify right side
    332,376x = 525,465,512,100
  5. Step 5: Solve for x
    x = 525,465,512,100/332,376
  6. Step 6: Final answer
    x = 1,580,936.99

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.