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Finding the Fourth Proportional to 222,398.73, 333,548.06 and 102,340.51

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Solution

The fourth proportional to 222,398.73, 333,548.06 and 102,340.51 is: 153,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,398.73 : 333,548.06 = 102,340.51 : x
  2. Step 2: Convert to fraction form
    222,398.73/333,548.06 = 102,340.51/x
  3. Step 3: Cross multiply
    222,398.73x = 333,548.06 × 102,340.51
  4. Step 4: Simplify right side
    222,398.73x = 34,135,479,676.21
  5. Step 5: Solve for x
    x = 34,135,479,676.21/222,398.73
  6. Step 6: Final answer
    x = 153,487.75

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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.