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Finding the Fourth Proportional to 492,035.52, 737,479.80 and 225,824.16

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Solution

The fourth proportional to 492,035.52, 737,479.80 and 225,824.16 is: 338,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,035.52 : 737,479.80 = 225,824.16 : x
  2. Step 2: Convert to fraction form
    492,035.52/737,479.80 = 225,824.16/x
  3. Step 3: Cross multiply
    492,035.52x = 737,479.80 × 225,824.16
  4. Step 4: Simplify right side
    492,035.52x = 166,540,756,351.97
  5. Step 5: Solve for x
    x = 166,540,756,351.97/492,035.52
  6. Step 6: Final answer
    x = 338,473.04

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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.