Home / 386,918.00-533,947.95-214,836.33

Finding the Fourth Proportional to 386,918.00, 533,947.95 and 214,836.33

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Solution

The fourth proportional to 386,918.00, 533,947.95 and 214,836.33 is: 296,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,918.00 : 533,947.95 = 214,836.33 : x
  2. Step 2: Convert to fraction form
    386,918.00/533,947.95 = 214,836.33/x
  3. Step 3: Cross multiply
    386,918.00x = 533,947.95 × 214,836.33
  4. Step 4: Simplify right side
    386,918.00x = 114,711,419,991.33
  5. Step 5: Solve for x
    x = 114,711,419,991.33/386,918.00
  6. Step 6: Final answer
    x = 296,474.76

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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.