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Finding the Third Proportional to 590,909 and 970,812

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Solution

The third proportional to 590,909 and 970,812 is: 1,594,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,909 : 970,812 = 970,812 : x
  2. Step 2: Convert to fraction form
    590,909/970,812 = 970,812/x
  3. Step 3: Cross multiply
    590,909x = 970,812 × 970,812
  4. Step 4: Simplify right side
    590,909x = 942,475,939,344
  5. Step 5: Solve for x
    x = 942,475,939,344/590,909
  6. Step 6: Final answer
    x = 1,594,959.53

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.