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Finding the Third Proportional to 12,856,576 and 28,532,736

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Solution

The third proportional to 12,856,576 and 28,532,736 is: 63,323,004.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,576 : 28,532,736 = 28,532,736 : x
  2. Step 2: Convert to fraction form
    12,856,576/28,532,736 = 28,532,736/x
  3. Step 3: Cross multiply
    12,856,576x = 28,532,736 × 28,532,736
  4. Step 4: Simplify right side
    12,856,576x = 814,117,023,645,696
  5. Step 5: Solve for x
    x = 814,117,023,645,696/12,856,576
  6. Step 6: Final answer
    x = 63,323,004.79

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.