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Finding the Third Proportional to 3,187,776 and 6,879,312

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Solution

The third proportional to 3,187,776 and 6,879,312 is: 14,845,752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,776 : 6,879,312 = 6,879,312 : x
  2. Step 2: Convert to fraction form
    3,187,776/6,879,312 = 6,879,312/x
  3. Step 3: Cross multiply
    3,187,776x = 6,879,312 × 6,879,312
  4. Step 4: Simplify right side
    3,187,776x = 47,324,933,593,344
  5. Step 5: Solve for x
    x = 47,324,933,593,344/3,187,776
  6. Step 6: Final answer
    x = 14,845,752.52

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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.