Home / 865,183.75-1,298,052.86-605,791.55

Finding the Fourth Proportional to 865,183.75, 1,298,052.86 and 605,791.55

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Solution

The fourth proportional to 865,183.75, 1,298,052.86 and 605,791.55 is: 908,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,183.75 : 1,298,052.86 = 605,791.55 : x
  2. Step 2: Convert to fraction form
    865,183.75/1,298,052.86 = 605,791.55/x
  3. Step 3: Cross multiply
    865,183.75x = 1,298,052.86 × 605,791.55
  4. Step 4: Simplify right side
    865,183.75x = 786,349,451,012.38
  5. Step 5: Solve for x
    x = 786,349,451,012.38/865,183.75
  6. Step 6: Final answer
    x = 908,881.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.