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Finding the Fourth Proportional to 544,880.92, 817,392.79 and 180,021.31

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Solution

The fourth proportional to 544,880.92, 817,392.79 and 180,021.31 is: 270,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,880.92 : 817,392.79 = 180,021.31 : x
  2. Step 2: Convert to fraction form
    544,880.92/817,392.79 = 180,021.31/x
  3. Step 3: Cross multiply
    544,880.92x = 817,392.79 × 180,021.31
  4. Step 4: Simplify right side
    544,880.92x = 147,148,115,853.28
  5. Step 5: Solve for x
    x = 147,148,115,853.28/544,880.92
  6. Step 6: Final answer
    x = 270,055.55

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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.