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Finding the Third Proportional to 727,375 and 1,580,655

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Solution

The third proportional to 727,375 and 1,580,655 is: 3,434,913.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,375 : 1,580,655 = 1,580,655 : x
  2. Step 2: Convert to fraction form
    727,375/1,580,655 = 1,580,655/x
  3. Step 3: Cross multiply
    727,375x = 1,580,655 × 1,580,655
  4. Step 4: Simplify right side
    727,375x = 2,498,470,229,025
  5. Step 5: Solve for x
    x = 2,498,470,229,025/727,375
  6. Step 6: Final answer
    x = 3,434,913.53

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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.