Home / 439,741.44-606,841.92-238,536.96

Finding the Fourth Proportional to 439,741.44, 606,841.92 and 238,536.96

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Solution

The fourth proportional to 439,741.44, 606,841.92 and 238,536.96 is: 329,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,741.44 : 606,841.92 = 238,536.96 : x
  2. Step 2: Convert to fraction form
    439,741.44/606,841.92 = 238,536.96/x
  3. Step 3: Cross multiply
    439,741.44x = 606,841.92 × 238,536.96
  4. Step 4: Simplify right side
    439,741.44x = 144,754,226,797.36
  5. Step 5: Solve for x
    x = 144,754,226,797.36/439,741.44
  6. Step 6: Final answer
    x = 329,180.32

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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.