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Finding the Fourth Proportional to 222,650.76, 307,552.50 and 165,963.72

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Solution

The fourth proportional to 222,650.76, 307,552.50 and 165,963.72 is: 229,249.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,650.76 : 307,552.50 = 165,963.72 : x
  2. Step 2: Convert to fraction form
    222,650.76/307,552.50 = 165,963.72/x
  3. Step 3: Cross multiply
    222,650.76x = 307,552.50 × 165,963.72
  4. Step 4: Simplify right side
    222,650.76x = 51,042,556,995.30
  5. Step 5: Solve for x
    x = 51,042,556,995.30/222,650.76
  6. Step 6: Final answer
    x = 229,249.42

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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.