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Finding the Fourth Proportional to 592,573.20, 888,989.40 and 193,232.40

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Solution

The fourth proportional to 592,573.20, 888,989.40 and 193,232.40 is: 289,890.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,573.20 : 888,989.40 = 193,232.40 : x
  2. Step 2: Convert to fraction form
    592,573.20/888,989.40 = 193,232.40/x
  3. Step 3: Cross multiply
    592,573.20x = 888,989.40 × 193,232.40
  4. Step 4: Simplify right side
    592,573.20x = 171,781,555,336.56
  5. Step 5: Solve for x
    x = 171,781,555,336.56/592,573.20
  6. Step 6: Final answer
    x = 289,890.86

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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.