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Finding the Third Proportional to 8,430,048 and 13,077,504

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Solution

The third proportional to 8,430,048 and 13,077,504 is: 20,287,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,430,048 : 13,077,504 = 13,077,504 : x
  2. Step 2: Convert to fraction form
    8,430,048/13,077,504 = 13,077,504/x
  3. Step 3: Cross multiply
    8,430,048x = 13,077,504 × 13,077,504
  4. Step 4: Simplify right side
    8,430,048x = 171,021,110,870,016
  5. Step 5: Solve for x
    x = 171,021,110,870,016/8,430,048
  6. Step 6: Final answer
    x = 20,287,086.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.