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Finding the Fourth Proportional to 269,332.92, 371,662.74 and 148,467.96

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Solution

The fourth proportional to 269,332.92, 371,662.74 and 148,467.96 is: 204,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,332.92 : 371,662.74 = 148,467.96 : x
  2. Step 2: Convert to fraction form
    269,332.92/371,662.74 = 148,467.96/x
  3. Step 3: Cross multiply
    269,332.92x = 371,662.74 × 148,467.96
  4. Step 4: Simplify right side
    269,332.92x = 55,180,008,815.81
  5. Step 5: Solve for x
    x = 55,180,008,815.81/269,332.92
  6. Step 6: Final answer
    x = 204,876.58

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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.