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Finding the Third Proportional to 21,221,926.50 and 45,469,191

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Solution

The third proportional to 21,221,926.50 and 45,469,191 is: 97,420,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,221,926.50 : 45,469,191 = 45,469,191 : x
  2. Step 2: Convert to fraction form
    21,221,926.50/45,469,191 = 45,469,191/x
  3. Step 3: Cross multiply
    21,221,926.50x = 45,469,191 × 45,469,191
  4. Step 4: Simplify right side
    21,221,926.50x = 2,067,447,330,194,481
  5. Step 5: Solve for x
    x = 2,067,447,330,194,481/21,221,926.50
  6. Step 6: Final answer
    x = 97,420,341.65

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.