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Finding the Fourth Proportional to 246,275.00, 339,851.79 and 138,843.48

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Solution

The fourth proportional to 246,275.00, 339,851.79 and 138,843.48 is: 191,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,275.00 : 339,851.79 = 138,843.48 : x
  2. Step 2: Convert to fraction form
    246,275.00/339,851.79 = 138,843.48/x
  3. Step 3: Cross multiply
    246,275.00x = 339,851.79 × 138,843.48
  4. Step 4: Simplify right side
    246,275.00x = 47,186,205,207.83
  5. Step 5: Solve for x
    x = 47,186,205,207.83/246,275.00
  6. Step 6: Final answer
    x = 191,599.66

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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.