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Finding the Fourth Proportional to 269,696.77, 372,181.16 and 148,838.04

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Solution

The fourth proportional to 269,696.77, 372,181.16 and 148,838.04 is: 205,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,696.77 : 372,181.16 = 148,838.04 : x
  2. Step 2: Convert to fraction form
    269,696.77/372,181.16 = 148,838.04/x
  3. Step 3: Cross multiply
    269,696.77x = 372,181.16 × 148,838.04
  4. Step 4: Simplify right side
    269,696.77x = 55,394,714,751.42
  5. Step 5: Solve for x
    x = 55,394,714,751.42/269,696.77
  6. Step 6: Final answer
    x = 205,396.29

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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.