Home / 804,657.66-1,206,983.04-205,617.84

Finding the Fourth Proportional to 804,657.66, 1,206,983.04 and 205,617.84

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Solution

The fourth proportional to 804,657.66, 1,206,983.04 and 205,617.84 is: 308,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,657.66 : 1,206,983.04 = 205,617.84 : x
  2. Step 2: Convert to fraction form
    804,657.66/1,206,983.04 = 205,617.84/x
  3. Step 3: Cross multiply
    804,657.66x = 1,206,983.04 × 205,617.84
  4. Step 4: Simplify right side
    804,657.66x = 248,177,245,601.43
  5. Step 5: Solve for x
    x = 248,177,245,601.43/804,657.66
  6. Step 6: Final answer
    x = 308,425.88

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1.5x scale

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.