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Finding the Third Proportional to 3,586,886 and 7,740,400

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Solution

The third proportional to 3,586,886 and 7,740,400 is: 16,703,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586,886 : 7,740,400 = 7,740,400 : x
  2. Step 2: Convert to fraction form
    3,586,886/7,740,400 = 7,740,400/x
  3. Step 3: Cross multiply
    3,586,886x = 7,740,400 × 7,740,400
  4. Step 4: Simplify right side
    3,586,886x = 59,913,792,160,000
  5. Step 5: Solve for x
    x = 59,913,792,160,000/3,586,886
  6. Step 6: Final answer
    x = 16,703,567.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.