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Finding the Fourth Proportional to 481,857.61, 722,793.72 and 182,479.18

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Solution

The fourth proportional to 481,857.61, 722,793.72 and 182,479.18 is: 273,721.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,857.61 : 722,793.72 = 182,479.18 : x
  2. Step 2: Convert to fraction form
    481,857.61/722,793.72 = 182,479.18/x
  3. Step 3: Cross multiply
    481,857.61x = 722,793.72 × 182,479.18
  4. Step 4: Simplify right side
    481,857.61x = 131,894,805,334.75
  5. Step 5: Solve for x
    x = 131,894,805,334.75/481,857.61
  6. Step 6: Final answer
    x = 273,721.54

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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.