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Finding the Third Proportional to 590,940 and 970,857

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Solution

The third proportional to 590,940 and 970,857 is: 1,595,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,940 : 970,857 = 970,857 : x
  2. Step 2: Convert to fraction form
    590,940/970,857 = 970,857/x
  3. Step 3: Cross multiply
    590,940x = 970,857 × 970,857
  4. Step 4: Simplify right side
    590,940x = 942,563,314,449
  5. Step 5: Solve for x
    x = 942,563,314,449/590,940
  6. Step 6: Final answer
    x = 1,595,023.72

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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.