Home / 294,540.12-406,467.86-165,481.24

Finding the Fourth Proportional to 294,540.12, 406,467.86 and 165,481.24

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Solution

The fourth proportional to 294,540.12, 406,467.86 and 165,481.24 is: 228,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,540.12 : 406,467.86 = 165,481.24 : x
  2. Step 2: Convert to fraction form
    294,540.12/406,467.86 = 165,481.24/x
  3. Step 3: Cross multiply
    294,540.12x = 406,467.86 × 165,481.24
  4. Step 4: Simplify right side
    294,540.12x = 67,262,805,492.95
  5. Step 5: Solve for x
    x = 67,262,805,492.95/294,540.12
  6. Step 6: Final answer
    x = 228,365.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.