Home / 703,654.87-1,055,082.31-276,959.39

Finding the Fourth Proportional to 703,654.87, 1,055,082.31 and 276,959.39

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Solution

The fourth proportional to 703,654.87, 1,055,082.31 and 276,959.39 is: 415,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,654.87 : 1,055,082.31 = 276,959.39 : x
  2. Step 2: Convert to fraction form
    703,654.87/1,055,082.31 = 276,959.39/x
  3. Step 3: Cross multiply
    703,654.87x = 1,055,082.31 × 276,959.39
  4. Step 4: Simplify right side
    703,654.87x = 292,214,952,977.39
  5. Step 5: Solve for x
    x = 292,214,952,977.39/703,654.87
  6. Step 6: Final answer
    x = 415,281.65

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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.