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Finding the Fourth Proportional to 227,645.44, 340,641.84 and 164,591.80

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Solution

The fourth proportional to 227,645.44, 340,641.84 and 164,591.80 is: 246,290.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,645.44 : 340,641.84 = 164,591.80 : x
  2. Step 2: Convert to fraction form
    227,645.44/340,641.84 = 164,591.80/x
  3. Step 3: Cross multiply
    227,645.44x = 340,641.84 × 164,591.80
  4. Step 4: Simplify right side
    227,645.44x = 56,066,853,600.91
  5. Step 5: Solve for x
    x = 56,066,853,600.91/227,645.44
  6. Step 6: Final answer
    x = 246,290.26

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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.