Home / 403,837.30-605,610.15-204,091.30

Finding the Fourth Proportional to 403,837.30, 605,610.15 and 204,091.30

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Solution

The fourth proportional to 403,837.30, 605,610.15 and 204,091.30 is: 306,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,837.30 : 605,610.15 = 204,091.30 : x
  2. Step 2: Convert to fraction form
    403,837.30/605,610.15 = 204,091.30/x
  3. Step 3: Cross multiply
    403,837.30x = 605,610.15 × 204,091.30
  4. Step 4: Simplify right side
    403,837.30x = 123,599,762,806.70
  5. Step 5: Solve for x
    x = 123,599,762,806.70/403,837.30
  6. Step 6: Final answer
    x = 306,063.27

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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.