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Finding the Fourth Proportional to 267,663.12, 369,375.36 and 146,809.56

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Solution

The fourth proportional to 267,663.12, 369,375.36 and 146,809.56 is: 202,597.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,663.12 : 369,375.36 = 146,809.56 : x
  2. Step 2: Convert to fraction form
    267,663.12/369,375.36 = 146,809.56/x
  3. Step 3: Cross multiply
    267,663.12x = 369,375.36 × 146,809.56
  4. Step 4: Simplify right side
    267,663.12x = 54,227,834,076.44
  5. Step 5: Solve for x
    x = 54,227,834,076.44/267,663.12
  6. Step 6: Final answer
    x = 202,597.33

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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.