Home / 331,824.11-457,956.14-188,605.68

Finding the Fourth Proportional to 331,824.11, 457,956.14 and 188,605.68

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Solution

The fourth proportional to 331,824.11, 457,956.14 and 188,605.68 is: 260,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,824.11 : 457,956.14 = 188,605.68 : x
  2. Step 2: Convert to fraction form
    331,824.11/457,956.14 = 188,605.68/x
  3. Step 3: Cross multiply
    331,824.11x = 457,956.14 × 188,605.68
  4. Step 4: Simplify right side
    331,824.11x = 86,373,129,194.88
  5. Step 5: Solve for x
    x = 86,373,129,194.88/331,824.11
  6. Step 6: Final answer
    x = 260,297.93

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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.