Home / 394,261.24-544,080.18-212,973.11

Finding the Fourth Proportional to 394,261.24, 544,080.18 and 212,973.11

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Solution

The fourth proportional to 394,261.24, 544,080.18 and 212,973.11 is: 293,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,261.24 : 544,080.18 = 212,973.11 : x
  2. Step 2: Convert to fraction form
    394,261.24/544,080.18 = 212,973.11/x
  3. Step 3: Cross multiply
    394,261.24x = 544,080.18 × 212,973.11
  4. Step 4: Simplify right side
    394,261.24x = 115,874,448,023.96
  5. Step 5: Solve for x
    x = 115,874,448,023.96/394,261.24
  6. Step 6: Final answer
    x = 293,902.71

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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.