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Finding the Third Proportional to 574,438 and 804,969

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Solution

The third proportional to 574,438 and 804,969 is: 1,128,015.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,438 : 804,969 = 804,969 : x
  2. Step 2: Convert to fraction form
    574,438/804,969 = 804,969/x
  3. Step 3: Cross multiply
    574,438x = 804,969 × 804,969
  4. Step 4: Simplify right side
    574,438x = 647,975,090,961
  5. Step 5: Solve for x
    x = 647,975,090,961/574,438
  6. Step 6: Final answer
    x = 1,128,015.71

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.