Home / 281,966.67-422,201.77-220,565.03

Finding the Fourth Proportional to 281,966.67, 422,201.77 and 220,565.03

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Solution

The fourth proportional to 281,966.67, 422,201.77 and 220,565.03 is: 330,262.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,966.67 : 422,201.77 = 220,565.03 : x
  2. Step 2: Convert to fraction form
    281,966.67/422,201.77 = 220,565.03/x
  3. Step 3: Cross multiply
    281,966.67x = 422,201.77 × 220,565.03
  4. Step 4: Simplify right side
    281,966.67x = 93,122,943,403.68
  5. Step 5: Solve for x
    x = 93,122,943,403.68/281,966.67
  6. Step 6: Final answer
    x = 330,262.24

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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.