Home / 404,584.03-606,822.05-120,269.25

Finding the Fourth Proportional to 404,584.03, 606,822.05 and 120,269.25

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Solution

The fourth proportional to 404,584.03, 606,822.05 and 120,269.25 is: 180,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,584.03 : 606,822.05 = 120,269.25 : x
  2. Step 2: Convert to fraction form
    404,584.03/606,822.05 = 120,269.25/x
  3. Step 3: Cross multiply
    404,584.03x = 606,822.05 × 120,269.25
  4. Step 4: Simplify right side
    404,584.03x = 72,982,033,137.64
  5. Step 5: Solve for x
    x = 72,982,033,137.64/404,584.03
  6. Step 6: Final answer
    x = 180,387.83

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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.