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Finding the Third Proportional to 2,943,684 and 4,318,647.75

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Solution

The third proportional to 2,943,684 and 4,318,647.75 is: 6,335,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,684 : 4,318,647.75 = 4,318,647.75 : x
  2. Step 2: Convert to fraction form
    2,943,684/4,318,647.75 = 4,318,647.75/x
  3. Step 3: Cross multiply
    2,943,684x = 4,318,647.75 × 4,318,647.75
  4. Step 4: Simplify right side
    2,943,684x = 18,650,718,388,580.06
  5. Step 5: Solve for x
    x = 18,650,718,388,580.06/2,943,684
  6. Step 6: Final answer
    x = 6,335,842.57

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.