Home / 703,765.11-1,055,632.89-171,289.11

Finding the Fourth Proportional to 703,765.11, 1,055,632.89 and 171,289.11

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Solution

The fourth proportional to 703,765.11, 1,055,632.89 and 171,289.11 is: 256,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,765.11 : 1,055,632.89 = 171,289.11 : x
  2. Step 2: Convert to fraction form
    703,765.11/1,055,632.89 = 171,289.11/x
  3. Step 3: Cross multiply
    703,765.11x = 1,055,632.89 × 171,289.11
  4. Step 4: Simplify right side
    703,765.11x = 180,818,418,214.83
  5. Step 5: Solve for x
    x = 180,818,418,214.83/703,765.11
  6. Step 6: Final answer
    x = 256,930.07

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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.