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Finding the Third Proportional to 6,220,963 and 8,895,988

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Solution

The third proportional to 6,220,963 and 8,895,988 is: 12,721,278.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,963 : 8,895,988 = 8,895,988 : x
  2. Step 2: Convert to fraction form
    6,220,963/8,895,988 = 8,895,988/x
  3. Step 3: Cross multiply
    6,220,963x = 8,895,988 × 8,895,988
  4. Step 4: Simplify right side
    6,220,963x = 79,138,602,496,144
  5. Step 5: Solve for x
    x = 79,138,602,496,144/6,220,963
  6. Step 6: Final answer
    x = 12,721,278.44

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.