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Finding the Third Proportional to 129,593,604 and 264,401,013

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Solution

The third proportional to 129,593,604 and 264,401,013 is: 539,439,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,593,604 : 264,401,013 = 264,401,013 : x
  2. Step 2: Convert to fraction form
    129,593,604/264,401,013 = 264,401,013/x
  3. Step 3: Cross multiply
    129,593,604x = 264,401,013 × 264,401,013
  4. Step 4: Simplify right side
    129,593,604x = 69,907,895,675,426,168
  5. Step 5: Solve for x
    x = 69,907,895,675,426,168/129,593,604
  6. Step 6: Final answer
    x = 539,439,397.61

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.