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Finding the Third Proportional to 8,305,684.95 and 12,999,502.37

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Solution

The third proportional to 8,305,684.95 and 12,999,502.37 is: 20,345,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,684.95 : 12,999,502.37 = 12,999,502.37 : x
  2. Step 2: Convert to fraction form
    8,305,684.95/12,999,502.37 = 12,999,502.37/x
  3. Step 3: Cross multiply
    8,305,684.95x = 12,999,502.37 × 12,999,502.37
  4. Step 4: Simplify right side
    8,305,684.95x = 168,987,061,896,078.53
  5. Step 5: Solve for x
    x = 168,987,061,896,078.53/8,305,684.95
  6. Step 6: Final answer
    x = 20,345,951.36

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.