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Finding the Third Proportional to 3,890,312 and 6,250,632

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Solution

The third proportional to 3,890,312 and 6,250,632 is: 10,042,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,312 : 6,250,632 = 6,250,632 : x
  2. Step 2: Convert to fraction form
    3,890,312/6,250,632 = 6,250,632/x
  3. Step 3: Cross multiply
    3,890,312x = 6,250,632 × 6,250,632
  4. Step 4: Simplify right side
    3,890,312x = 39,070,400,399,424
  5. Step 5: Solve for x
    x = 39,070,400,399,424/3,890,312
  6. Step 6: Final answer
    x = 10,042,999.22

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.