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Finding the Third Proportional to 57,908,675 and 120,580,678

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Solution

The third proportional to 57,908,675 and 120,580,678 is: 251,079,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,908,675 : 120,580,678 = 120,580,678 : x
  2. Step 2: Convert to fraction form
    57,908,675/120,580,678 = 120,580,678/x
  3. Step 3: Cross multiply
    57,908,675x = 120,580,678 × 120,580,678
  4. Step 4: Simplify right side
    57,908,675x = 14,539,699,906,939,684
  5. Step 5: Solve for x
    x = 14,539,699,906,939,684/57,908,675
  6. Step 6: Final answer
    x = 251,079,823.65

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.