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Finding the Fourth Proportional to 531,694.55, 797,660.37 and 152,585.73

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Solution

The fourth proportional to 531,694.55, 797,660.37 and 152,585.73 is: 228,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,694.55 : 797,660.37 = 152,585.73 : x
  2. Step 2: Convert to fraction form
    531,694.55/797,660.37 = 152,585.73/x
  3. Step 3: Cross multiply
    531,694.55x = 797,660.37 × 152,585.73
  4. Step 4: Simplify right side
    531,694.55x = 121,711,589,848.52
  5. Step 5: Solve for x
    x = 121,711,589,848.52/531,694.55
  6. Step 6: Final answer
    x = 228,912.61

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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.