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Finding the Third Proportional to 183,230.75 and 280,295.75

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Solution

The third proportional to 183,230.75 and 280,295.75 is: 428,780.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,230.75 : 280,295.75 = 280,295.75 : x
  2. Step 2: Convert to fraction form
    183,230.75/280,295.75 = 280,295.75/x
  3. Step 3: Cross multiply
    183,230.75x = 280,295.75 × 280,295.75
  4. Step 4: Simplify right side
    183,230.75x = 78,565,707,468.06
  5. Step 5: Solve for x
    x = 78,565,707,468.06/183,230.75
  6. Step 6: Final answer
    x = 428,780.14

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