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Finding the Third Proportional to 3,187,772 and 6,879,294

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Solution

The third proportional to 3,187,772 and 6,879,294 is: 14,845,693.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,772 : 6,879,294 = 6,879,294 : x
  2. Step 2: Convert to fraction form
    3,187,772/6,879,294 = 6,879,294/x
  3. Step 3: Cross multiply
    3,187,772x = 6,879,294 × 6,879,294
  4. Step 4: Simplify right side
    3,187,772x = 47,324,685,938,436
  5. Step 5: Solve for x
    x = 47,324,685,938,436/3,187,772
  6. Step 6: Final answer
    x = 14,845,693.46

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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.