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Finding the Third Proportional to 482,640 and 1,040,080

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Solution

The third proportional to 482,640 and 1,040,080 is: 2,241,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,640 : 1,040,080 = 1,040,080 : x
  2. Step 2: Convert to fraction form
    482,640/1,040,080 = 1,040,080/x
  3. Step 3: Cross multiply
    482,640x = 1,040,080 × 1,040,080
  4. Step 4: Simplify right side
    482,640x = 1,081,766,406,400
  5. Step 5: Solve for x
    x = 1,081,766,406,400/482,640
  6. Step 6: Final answer
    x = 2,241,352.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.