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Finding the Third Proportional to 112,324,320 and 172,573,902

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Solution

The third proportional to 112,324,320 and 172,573,902 is: 265,140,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,324,320 : 172,573,902 = 172,573,902 : x
  2. Step 2: Convert to fraction form
    112,324,320/172,573,902 = 172,573,902/x
  3. Step 3: Cross multiply
    112,324,320x = 172,573,902 × 172,573,902
  4. Step 4: Simplify right side
    112,324,320x = 29,781,751,651,505,604
  5. Step 5: Solve for x
    x = 29,781,751,651,505,604/112,324,320
  6. Step 6: Final answer
    x = 265,140,725.10

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.