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Finding the Third Proportional to 170,774,007 and 374,457,990

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Solution

The third proportional to 170,774,007 and 374,457,990 is: 821,078,036.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,774,007 : 374,457,990 = 374,457,990 : x
  2. Step 2: Convert to fraction form
    170,774,007/374,457,990 = 374,457,990/x
  3. Step 3: Cross multiply
    170,774,007x = 374,457,990 × 374,457,990
  4. Step 4: Simplify right side
    170,774,007x = 140,218,786,274,840,096
  5. Step 5: Solve for x
    x = 140,218,786,274,840,096/170,774,007
  6. Step 6: Final answer
    x = 821,078,036.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.