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Finding the Fourth Proportional to 537,679.59, 741,992.20 and 295,956.97

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Solution

The fourth proportional to 537,679.59, 741,992.20 and 295,956.97 is: 408,417.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,679.59 : 741,992.20 = 295,956.97 : x
  2. Step 2: Convert to fraction form
    537,679.59/741,992.20 = 295,956.97/x
  3. Step 3: Cross multiply
    537,679.59x = 741,992.20 × 295,956.97
  4. Step 4: Simplify right side
    537,679.59x = 219,597,765,162.18
  5. Step 5: Solve for x
    x = 219,597,765,162.18/537,679.59
  6. Step 6: Final answer
    x = 408,417.52

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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.