Home / 703,407.82-1,055,108.98-170,930.42

Finding the Fourth Proportional to 703,407.82, 1,055,108.98 and 170,930.42

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Solution

The fourth proportional to 703,407.82, 1,055,108.98 and 170,930.42 is: 256,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,407.82 : 1,055,108.98 = 170,930.42 : x
  2. Step 2: Convert to fraction form
    703,407.82/1,055,108.98 = 170,930.42/x
  3. Step 3: Cross multiply
    703,407.82x = 1,055,108.98 × 170,930.42
  4. Step 4: Simplify right side
    703,407.82x = 180,350,221,097.17
  5. Step 5: Solve for x
    x = 180,350,221,097.17/703,407.82
  6. Step 6: Final answer
    x = 256,394.96

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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.