Home / 427,240.73-589,596.14-236,257.31

Finding the Fourth Proportional to 427,240.73, 589,596.14 and 236,257.31

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Solution

The fourth proportional to 427,240.73, 589,596.14 and 236,257.31 is: 326,037.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,240.73 : 589,596.14 = 236,257.31 : x
  2. Step 2: Convert to fraction form
    427,240.73/589,596.14 = 236,257.31/x
  3. Step 3: Cross multiply
    427,240.73x = 589,596.14 × 236,257.31
  4. Step 4: Simplify right side
    427,240.73x = 139,296,396,106.47
  5. Step 5: Solve for x
    x = 139,296,396,106.47/427,240.73
  6. Step 6: Final answer
    x = 326,037.26

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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.