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Finding the Fourth Proportional to 269,651.82, 372,119.08 and 148,793.02

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Solution

The fourth proportional to 269,651.82, 372,119.08 and 148,793.02 is: 205,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,651.82 : 372,119.08 = 148,793.02 : x
  2. Step 2: Convert to fraction form
    269,651.82/372,119.08 = 148,793.02/x
  3. Step 3: Cross multiply
    269,651.82x = 372,119.08 × 148,793.02
  4. Step 4: Simplify right side
    269,651.82x = 55,368,721,712.82
  5. Step 5: Solve for x
    x = 55,368,721,712.82/269,651.82
  6. Step 6: Final answer
    x = 205,334.13

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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.