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Finding the Third Proportional to 230,085 and 353,166.75

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Solution

The third proportional to 230,085 and 353,166.75 is: 542,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,085 : 353,166.75 = 353,166.75 : x
  2. Step 2: Convert to fraction form
    230,085/353,166.75 = 353,166.75/x
  3. Step 3: Cross multiply
    230,085x = 353,166.75 × 353,166.75
  4. Step 4: Simplify right side
    230,085x = 124,726,753,305.56
  5. Step 5: Solve for x
    x = 124,726,753,305.56/230,085
  6. Step 6: Final answer
    x = 542,089.89

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.