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Finding the Third Proportional to 428,517 and 941,097

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Solution

The third proportional to 428,517 and 941,097 is: 2,066,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,517 : 941,097 = 941,097 : x
  2. Step 2: Convert to fraction form
    428,517/941,097 = 941,097/x
  3. Step 3: Cross multiply
    428,517x = 941,097 × 941,097
  4. Step 4: Simplify right side
    428,517x = 885,663,563,409
  5. Step 5: Solve for x
    x = 885,663,563,409/428,517
  6. Step 6: Final answer
    x = 2,066,810.80

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.