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Finding the Fourth Proportional to 544,863.00, 817,286.30 and 245,131.92

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Solution

The fourth proportional to 544,863.00, 817,286.30 and 245,131.92 is: 367,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,863.00 : 817,286.30 = 245,131.92 : x
  2. Step 2: Convert to fraction form
    544,863.00/817,286.30 = 245,131.92/x
  3. Step 3: Cross multiply
    544,863.00x = 817,286.30 × 245,131.92
  4. Step 4: Simplify right side
    544,863.00x = 200,342,960,981.15
  5. Step 5: Solve for x
    x = 200,342,960,981.15/544,863.00
  6. Step 6: Final answer
    x = 367,694.19

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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.