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Finding the Fourth Proportional to 269,663.82, 404,390.65 and 101,092.20

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Solution

The fourth proportional to 269,663.82, 404,390.65 and 101,092.20 is: 151,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,663.82 : 404,390.65 = 101,092.20 : x
  2. Step 2: Convert to fraction form
    269,663.82/404,390.65 = 101,092.20/x
  3. Step 3: Cross multiply
    269,663.82x = 404,390.65 × 101,092.20
  4. Step 4: Simplify right side
    269,663.82x = 40,880,740,467.93
  5. Step 5: Solve for x
    x = 40,880,740,467.93/269,663.82
  6. Step 6: Final answer
    x = 151,598.91

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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.