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Finding the Third Proportional to 16,851,321 and 36,298,314

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Solution

The third proportional to 16,851,321 and 36,298,314 is: 78,187,793.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851,321 : 36,298,314 = 36,298,314 : x
  2. Step 2: Convert to fraction form
    16,851,321/36,298,314 = 36,298,314/x
  3. Step 3: Cross multiply
    16,851,321x = 36,298,314 × 36,298,314
  4. Step 4: Simplify right side
    16,851,321x = 1,317,567,599,242,596
  5. Step 5: Solve for x
    x = 1,317,567,599,242,596/16,851,321
  6. Step 6: Final answer
    x = 78,187,793.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.