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Finding the Third Proportional to 18,936,117 and 41,415,174

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Solution

The third proportional to 18,936,117 and 41,415,174 is: 90,579,110.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,936,117 : 41,415,174 = 41,415,174 : x
  2. Step 2: Convert to fraction form
    18,936,117/41,415,174 = 41,415,174/x
  3. Step 3: Cross multiply
    18,936,117x = 41,415,174 × 41,415,174
  4. Step 4: Simplify right side
    18,936,117x = 1,715,216,637,450,276
  5. Step 5: Solve for x
    x = 1,715,216,637,450,276/18,936,117
  6. Step 6: Final answer
    x = 90,579,110.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.