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Finding the Fourth Proportional to 547,304.16, 820,680.61 and 182,436.58

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Solution

The fourth proportional to 547,304.16, 820,680.61 and 182,436.58 is: 273,562.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,304.16 : 820,680.61 = 182,436.58 : x
  2. Step 2: Convert to fraction form
    547,304.16/820,680.61 = 182,436.58/x
  3. Step 3: Cross multiply
    547,304.16x = 820,680.61 × 182,436.58
  4. Step 4: Simplify right side
    547,304.16x = 149,722,163,760.71
  5. Step 5: Solve for x
    x = 149,722,163,760.71/547,304.16
  6. Step 6: Final answer
    x = 273,562.99

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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.