Home / 394,584.90-544,531.14-213,300.24

Finding the Fourth Proportional to 394,584.90, 544,531.14 and 213,300.24

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Solution

The fourth proportional to 394,584.90, 544,531.14 and 213,300.24 is: 294,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,584.90 : 544,531.14 = 213,300.24 : x
  2. Step 2: Convert to fraction form
    394,584.90/544,531.14 = 213,300.24/x
  3. Step 3: Cross multiply
    394,584.90x = 544,531.14 × 213,300.24
  4. Step 4: Simplify right side
    394,584.90x = 116,148,622,849.47
  5. Step 5: Solve for x
    x = 116,148,622,849.47/394,584.90
  6. Step 6: Final answer
    x = 294,356.48

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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.