Home / 396,345.13-594,518.11-185,983.27

Finding the Fourth Proportional to 396,345.13, 594,518.11 and 185,983.27

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Solution

The fourth proportional to 396,345.13, 594,518.11 and 185,983.27 is: 278,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,345.13 : 594,518.11 = 185,983.27 : x
  2. Step 2: Convert to fraction form
    396,345.13/594,518.11 = 185,983.27/x
  3. Step 3: Cross multiply
    396,345.13x = 594,518.11 × 185,983.27
  4. Step 4: Simplify right side
    396,345.13x = 110,570,422,172.02
  5. Step 5: Solve for x
    x = 110,570,422,172.02/396,345.13
  6. Step 6: Final answer
    x = 278,975.10

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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.