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Finding the Third Proportional to 631,610 and 970,844

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Solution

The third proportional to 631,610 and 970,844 is: 1,492,278.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,610 : 970,844 = 970,844 : x
  2. Step 2: Convert to fraction form
    631,610/970,844 = 970,844/x
  3. Step 3: Cross multiply
    631,610x = 970,844 × 970,844
  4. Step 4: Simplify right side
    631,610x = 942,538,072,336
  5. Step 5: Solve for x
    x = 942,538,072,336/631,610
  6. Step 6: Final answer
    x = 1,492,278.58

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.