Home / 394,248.23-544,062.75-212,960.15

Finding the Fourth Proportional to 394,248.23, 544,062.75 and 212,960.15

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Solution

The fourth proportional to 394,248.23, 544,062.75 and 212,960.15 is: 293,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,248.23 : 544,062.75 = 212,960.15 : x
  2. Step 2: Convert to fraction form
    394,248.23/544,062.75 = 212,960.15/x
  3. Step 3: Cross multiply
    394,248.23x = 544,062.75 × 212,960.15
  4. Step 4: Simplify right side
    394,248.23x = 115,863,682,129.10
  5. Step 5: Solve for x
    x = 115,863,682,129.10/394,248.23
  6. Step 6: Final answer
    x = 293,885.11

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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.