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Finding the Third Proportional to 121,673,805.75 and 270,551,704.50

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Solution

The third proportional to 121,673,805.75 and 270,551,704.50 is: 601,593,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,673,805.75 : 270,551,704.50 = 270,551,704.50 : x
  2. Step 2: Convert to fraction form
    121,673,805.75/270,551,704.50 = 270,551,704.50/x
  3. Step 3: Cross multiply
    121,673,805.75x = 270,551,704.50 × 270,551,704.50
  4. Step 4: Simplify right side
    121,673,805.75x = 73,198,224,807,855,328
  5. Step 5: Solve for x
    x = 73,198,224,807,855,328/121,673,805.75
  6. Step 6: Final answer
    x = 601,593,945.03

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.