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Finding the Fourth Proportional to 338,103.50, 466,597.41 and 187,200.50

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Solution

The fourth proportional to 338,103.50, 466,597.41 and 187,200.50 is: 258,344.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,103.50 : 466,597.41 = 187,200.50 : x
  2. Step 2: Convert to fraction form
    338,103.50/466,597.41 = 187,200.50/x
  3. Step 3: Cross multiply
    338,103.50x = 466,597.41 × 187,200.50
  4. Step 4: Simplify right side
    338,103.50x = 87,347,268,450.71
  5. Step 5: Solve for x
    x = 87,347,268,450.71/338,103.50
  6. Step 6: Final answer
    x = 258,344.76

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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.