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Finding the Fourth Proportional to 227,658.52, 313,876.68 and 186,671.62

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Solution

The fourth proportional to 227,658.52, 313,876.68 and 186,671.62 is: 257,367.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,658.52 : 313,876.68 = 186,671.62 : x
  2. Step 2: Convert to fraction form
    227,658.52/313,876.68 = 186,671.62/x
  3. Step 3: Cross multiply
    227,658.52x = 313,876.68 × 186,671.62
  4. Step 4: Simplify right side
    227,658.52x = 58,591,868,335.82
  5. Step 5: Solve for x
    x = 58,591,868,335.82/227,658.52
  6. Step 6: Final answer
    x = 257,367.34

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1.5x scale

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.