Home / 694,763.56-1,042,443.41-268,598.70

Finding the Fourth Proportional to 694,763.56, 1,042,443.41 and 268,598.70

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Solution

The fourth proportional to 694,763.56, 1,042,443.41 and 268,598.70 is: 403,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,763.56 : 1,042,443.41 = 268,598.70 : x
  2. Step 2: Convert to fraction form
    694,763.56/1,042,443.41 = 268,598.70/x
  3. Step 3: Cross multiply
    694,763.56x = 1,042,443.41 × 268,598.70
  4. Step 4: Simplify right side
    694,763.56x = 279,998,944,749.57
  5. Step 5: Solve for x
    x = 279,998,944,749.57/694,763.56
  6. Step 6: Final answer
    x = 403,013.29

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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.