Home / 644,296.82-966,370.16-171,018.96

Finding the Fourth Proportional to 644,296.82, 966,370.16 and 171,018.96

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Solution

The fourth proportional to 644,296.82, 966,370.16 and 171,018.96 is: 256,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,296.82 : 966,370.16 = 171,018.96 : x
  2. Step 2: Convert to fraction form
    644,296.82/966,370.16 = 171,018.96/x
  3. Step 3: Cross multiply
    644,296.82x = 966,370.16 × 171,018.96
  4. Step 4: Simplify right side
    644,296.82x = 165,267,619,738.23
  5. Step 5: Solve for x
    x = 165,267,619,738.23/644,296.82
  6. Step 6: Final answer
    x = 256,508.51

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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.