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Finding the Third Proportional to 148,881 and 230,589.75

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Solution

The third proportional to 148,881 and 230,589.75 is: 357,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,881 : 230,589.75 = 230,589.75 : x
  2. Step 2: Convert to fraction form
    148,881/230,589.75 = 230,589.75/x
  3. Step 3: Cross multiply
    148,881x = 230,589.75 × 230,589.75
  4. Step 4: Simplify right side
    148,881x = 53,171,632,805.06
  5. Step 5: Solve for x
    x = 53,171,632,805.06/148,881
  6. Step 6: Final answer
    x = 357,141.83

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.