Home / 667,953.58-1,002,459.32-348,197.09

Finding the Fourth Proportional to 667,953.58, 1,002,459.32 and 348,197.09

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Solution

The fourth proportional to 667,953.58, 1,002,459.32 and 348,197.09 is: 522,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,953.58 : 1,002,459.32 = 348,197.09 : x
  2. Step 2: Convert to fraction form
    667,953.58/1,002,459.32 = 348,197.09/x
  3. Step 3: Cross multiply
    667,953.58x = 1,002,459.32 × 348,197.09
  4. Step 4: Simplify right side
    667,953.58x = 349,053,418,067.38
  5. Step 5: Solve for x
    x = 349,053,418,067.38/667,953.58
  6. Step 6: Final answer
    x = 522,571.37

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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.