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Finding the Fourth Proportional to 232,188.88, 318,333.88 and 227,989.84

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Solution

The fourth proportional to 232,188.88, 318,333.88 and 227,989.84 is: 312,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,188.88 : 318,333.88 = 227,989.84 : x
  2. Step 2: Convert to fraction form
    232,188.88/318,333.88 = 227,989.84/x
  3. Step 3: Cross multiply
    232,188.88x = 318,333.88 × 227,989.84
  4. Step 4: Simplify right side
    232,188.88x = 72,576,890,367.78
  5. Step 5: Solve for x
    x = 72,576,890,367.78/232,188.88
  6. Step 6: Final answer
    x = 312,576.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.