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Finding the Third Proportional to 124,628,763 and 288,493,020

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Solution

The third proportional to 124,628,763 and 288,493,020 is: 667,809,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,628,763 : 288,493,020 = 288,493,020 : x
  2. Step 2: Convert to fraction form
    124,628,763/288,493,020 = 288,493,020/x
  3. Step 3: Cross multiply
    124,628,763x = 288,493,020 × 288,493,020
  4. Step 4: Simplify right side
    124,628,763x = 83,228,222,588,720,400
  5. Step 5: Solve for x
    x = 83,228,222,588,720,400/124,628,763
  6. Step 6: Final answer
    x = 667,809,104.30

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.