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Finding the Third Proportional to 124,262,640 and 270,342,355

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Solution

The third proportional to 124,262,640 and 270,342,355 is: 588,149,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,262,640 : 270,342,355 = 270,342,355 : x
  2. Step 2: Convert to fraction form
    124,262,640/270,342,355 = 270,342,355/x
  3. Step 3: Cross multiply
    124,262,640x = 270,342,355 × 270,342,355
  4. Step 4: Simplify right side
    124,262,640x = 73,084,988,906,946,032
  5. Step 5: Solve for x
    x = 73,084,988,906,946,032/124,262,640
  6. Step 6: Final answer
    x = 588,149,333.60

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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.