Home / 865,183.31-1,298,052.20-605,791.11

Finding the Fourth Proportional to 865,183.31, 1,298,052.20 and 605,791.11

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Solution

The fourth proportional to 865,183.31, 1,298,052.20 and 605,791.11 is: 908,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,183.31 : 1,298,052.20 = 605,791.11 : x
  2. Step 2: Convert to fraction form
    865,183.31/1,298,052.20 = 605,791.11/x
  3. Step 3: Cross multiply
    865,183.31x = 1,298,052.20 × 605,791.11
  4. Step 4: Simplify right side
    865,183.31x = 786,348,483,184.03
  5. Step 5: Solve for x
    x = 786,348,483,184.03/865,183.31
  6. Step 6: Final answer
    x = 908,880.79

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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.