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Finding the Third Proportional to 414,028 and 585,969

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Solution

The third proportional to 414,028 and 585,969 is: 829,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,028 : 585,969 = 585,969 : x
  2. Step 2: Convert to fraction form
    414,028/585,969 = 585,969/x
  3. Step 3: Cross multiply
    414,028x = 585,969 × 585,969
  4. Step 4: Simplify right side
    414,028x = 343,359,668,961
  5. Step 5: Solve for x
    x = 343,359,668,961/414,028
  6. Step 6: Final answer
    x = 829,315.09

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.