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Finding the Third Proportional to 123,760,358 and 262,273,669

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Solution

The third proportional to 123,760,358 and 262,273,669 is: 555,811,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,760,358 : 262,273,669 = 262,273,669 : x
  2. Step 2: Convert to fraction form
    123,760,358/262,273,669 = 262,273,669/x
  3. Step 3: Cross multiply
    123,760,358x = 262,273,669 × 262,273,669
  4. Step 4: Simplify right side
    123,760,358x = 68,787,477,450,721,560
  5. Step 5: Solve for x
    x = 68,787,477,450,721,560/123,760,358
  6. Step 6: Final answer
    x = 555,811,881.63

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.