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Finding the Fourth Proportional to 262,251.56, 361,906.62 and 147,530.28

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Solution

The fourth proportional to 262,251.56, 361,906.62 and 147,530.28 is: 203,591.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,251.56 : 361,906.62 = 147,530.28 : x
  2. Step 2: Convert to fraction form
    262,251.56/361,906.62 = 147,530.28/x
  3. Step 3: Cross multiply
    262,251.56x = 361,906.62 × 147,530.28
  4. Step 4: Simplify right side
    262,251.56x = 53,392,186,281.52
  5. Step 5: Solve for x
    x = 53,392,186,281.52/262,251.56
  6. Step 6: Final answer
    x = 203,591.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.