Home / 394,345.14-544,196.52-213,057.02

Finding the Fourth Proportional to 394,345.14, 544,196.52 and 213,057.02

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Solution

The fourth proportional to 394,345.14, 544,196.52 and 213,057.02 is: 294,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,345.14 : 544,196.52 = 213,057.02 : x
  2. Step 2: Convert to fraction form
    394,345.14/544,196.52 = 213,057.02/x
  3. Step 3: Cross multiply
    394,345.14x = 544,196.52 × 213,057.02
  4. Step 4: Simplify right side
    394,345.14x = 115,944,886,124.59
  5. Step 5: Solve for x
    x = 115,944,886,124.59/394,345.14
  6. Step 6: Final answer
    x = 294,018.80

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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.