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Finding the Third Proportional to 440,559.75 and 681,585.75

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Solution

The third proportional to 440,559.75 and 681,585.75 is: 1,054,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,559.75 : 681,585.75 = 681,585.75 : x
  2. Step 2: Convert to fraction form
    440,559.75/681,585.75 = 681,585.75/x
  3. Step 3: Cross multiply
    440,559.75x = 681,585.75 × 681,585.75
  4. Step 4: Simplify right side
    440,559.75x = 464,559,134,603.06
  5. Step 5: Solve for x
    x = 464,559,134,603.06/440,559.75
  6. Step 6: Final answer
    x = 1,054,474.76

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.