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Finding the Fourth Proportional to 241,162.66, 361,987.26 and 213,266.26

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Solution

The fourth proportional to 241,162.66, 361,987.26 and 213,266.26 is: 320,114.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,162.66 : 361,987.26 = 213,266.26 : x
  2. Step 2: Convert to fraction form
    241,162.66/361,987.26 = 213,266.26/x
  3. Step 3: Cross multiply
    241,162.66x = 361,987.26 × 213,266.26
  4. Step 4: Simplify right side
    241,162.66x = 77,199,669,107.85
  5. Step 5: Solve for x
    x = 77,199,669,107.85/241,162.66
  6. Step 6: Final answer
    x = 320,114.52

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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.