Home / 725,007.54-1,087,932.60-298,586.28

Finding the Fourth Proportional to 725,007.54, 1,087,932.60 and 298,586.28

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Solution

The fourth proportional to 725,007.54, 1,087,932.60 and 298,586.28 is: 448,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,007.54 : 1,087,932.60 = 298,586.28 : x
  2. Step 2: Convert to fraction form
    725,007.54/1,087,932.60 = 298,586.28/x
  3. Step 3: Cross multiply
    725,007.54x = 1,087,932.60 × 298,586.28
  4. Step 4: Simplify right side
    725,007.54x = 324,841,747,924.73
  5. Step 5: Solve for x
    x = 324,841,747,924.73/725,007.54
  6. Step 6: Final answer
    x = 448,052.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.