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Finding the Fourth Proportional to 273,898.80, 410,848.20 and 231,908.40

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Solution

The fourth proportional to 273,898.80, 410,848.20 and 231,908.40 is: 347,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,898.80 : 410,848.20 = 231,908.40 : x
  2. Step 2: Convert to fraction form
    273,898.80/410,848.20 = 231,908.40/x
  3. Step 3: Cross multiply
    273,898.80x = 410,848.20 × 231,908.40
  4. Step 4: Simplify right side
    273,898.80x = 95,279,148,704.88
  5. Step 5: Solve for x
    x = 95,279,148,704.88/273,898.80
  6. Step 6: Final answer
    x = 347,862.60

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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.