Home / 511,949.22-706,630.44-297,158.49

Finding the Fourth Proportional to 511,949.22, 706,630.44 and 297,158.49

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Solution

The fourth proportional to 511,949.22, 706,630.44 and 297,158.49 is: 410,160.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,949.22 : 706,630.44 = 297,158.49 : x
  2. Step 2: Convert to fraction form
    511,949.22/706,630.44 = 297,158.49/x
  3. Step 3: Cross multiply
    511,949.22x = 706,630.44 × 297,158.49
  4. Step 4: Simplify right side
    511,949.22x = 209,981,234,538.44
  5. Step 5: Solve for x
    x = 209,981,234,538.44/511,949.22
  6. Step 6: Final answer
    x = 410,160.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.