Home / 804,399.54-1,206,598.50-205,360.80

Finding the Fourth Proportional to 804,399.54, 1,206,598.50 and 205,360.80

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Solution

The fourth proportional to 804,399.54, 1,206,598.50 and 205,360.80 is: 308,040.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,399.54 : 1,206,598.50 = 205,360.80 : x
  2. Step 2: Convert to fraction form
    804,399.54/1,206,598.50 = 205,360.80/x
  3. Step 3: Cross multiply
    804,399.54x = 1,206,598.50 × 205,360.80
  4. Step 4: Simplify right side
    804,399.54x = 247,788,033,238.80
  5. Step 5: Solve for x
    x = 247,788,033,238.80/804,399.54
  6. Step 6: Final answer
    x = 308,040.99

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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.