Home / 376,822.76-520,015.29-207,067.82

Finding the Fourth Proportional to 376,822.76, 520,015.29 and 207,067.82

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Solution

The fourth proportional to 376,822.76, 520,015.29 and 207,067.82 is: 285,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,822.76 : 520,015.29 = 207,067.82 : x
  2. Step 2: Convert to fraction form
    376,822.76/520,015.29 = 207,067.82/x
  3. Step 3: Cross multiply
    376,822.76x = 520,015.29 × 207,067.82
  4. Step 4: Simplify right side
    376,822.76x = 107,678,432,466.97
  5. Step 5: Solve for x
    x = 107,678,432,466.97/376,822.76
  6. Step 6: Final answer
    x = 285,753.53

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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.