Home / 703,391.04-1,055,674.80-304,335.36

Finding the Fourth Proportional to 703,391.04, 1,055,674.80 and 304,335.36

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Solution

The fourth proportional to 703,391.04, 1,055,674.80 and 304,335.36 is: 456,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,391.04 : 1,055,674.80 = 304,335.36 : x
  2. Step 2: Convert to fraction form
    703,391.04/1,055,674.80 = 304,335.36/x
  3. Step 3: Cross multiply
    703,391.04x = 1,055,674.80 × 304,335.36
  4. Step 4: Simplify right side
    703,391.04x = 321,279,170,300.93
  5. Step 5: Solve for x
    x = 321,279,170,300.93/703,391.04
  6. Step 6: Final answer
    x = 456,757.55

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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.