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Finding the Fourth Proportional to 360,809.52, 540,922.62 and 150,604.80

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Solution

The fourth proportional to 360,809.52, 540,922.62 and 150,604.80 is: 225,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,809.52 : 540,922.62 = 150,604.80 : x
  2. Step 2: Convert to fraction form
    360,809.52/540,922.62 = 150,604.80/x
  3. Step 3: Cross multiply
    360,809.52x = 540,922.62 × 150,604.80
  4. Step 4: Simplify right side
    360,809.52x = 81,465,543,000.58
  5. Step 5: Solve for x
    x = 81,465,543,000.58/360,809.52
  6. Step 6: Final answer
    x = 225,785.46

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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.