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Finding the Fourth Proportional to 541,124.88, 811,880.52 and 241,578.78

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Solution

The fourth proportional to 541,124.88, 811,880.52 and 241,578.78 is: 362,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,124.88 : 811,880.52 = 241,578.78 : x
  2. Step 2: Convert to fraction form
    541,124.88/811,880.52 = 241,578.78/x
  3. Step 3: Cross multiply
    541,124.88x = 811,880.52 × 241,578.78
  4. Step 4: Simplify right side
    541,124.88x = 196,133,105,527.37
  5. Step 5: Solve for x
    x = 196,133,105,527.37/541,124.88
  6. Step 6: Final answer
    x = 362,454.42

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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.