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Finding the Fourth Proportional to 262,801.08, 362,665.90 and 149,623.88

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Solution

The fourth proportional to 262,801.08, 362,665.90 and 149,623.88 is: 206,481.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,801.08 : 362,665.90 = 149,623.88 : x
  2. Step 2: Convert to fraction form
    262,801.08/362,665.90 = 149,623.88/x
  3. Step 3: Cross multiply
    262,801.08x = 362,665.90 × 149,623.88
  4. Step 4: Simplify right side
    262,801.08x = 54,263,479,101.69
  5. Step 5: Solve for x
    x = 54,263,479,101.69/262,801.08
  6. Step 6: Final answer
    x = 206,481.19

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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.