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Finding the Fourth Proportional to 227,250.40, 340,379.88 and 187,359.52

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Solution

The fourth proportional to 227,250.40, 340,379.88 and 187,359.52 is: 280,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,250.40 : 340,379.88 = 187,359.52 : x
  2. Step 2: Convert to fraction form
    227,250.40/340,379.88 = 187,359.52/x
  3. Step 3: Cross multiply
    227,250.40x = 340,379.88 × 187,359.52
  4. Step 4: Simplify right side
    227,250.40x = 63,773,410,934.46
  5. Step 5: Solve for x
    x = 63,773,410,934.46/227,250.40
  6. Step 6: Final answer
    x = 280,630.58

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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.