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Finding the Third Proportional to 17,811,927 and 38,903,260

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Solution

The third proportional to 17,811,927 and 38,903,260 is: 84,969,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811,927 : 38,903,260 = 38,903,260 : x
  2. Step 2: Convert to fraction form
    17,811,927/38,903,260 = 38,903,260/x
  3. Step 3: Cross multiply
    17,811,927x = 38,903,260 × 38,903,260
  4. Step 4: Simplify right side
    17,811,927x = 1,513,463,638,627,600
  5. Step 5: Solve for x
    x = 1,513,463,638,627,600/17,811,927
  6. Step 6: Final answer
    x = 84,969,113.03

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.