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Finding the Fourth Proportional to 538,481.32, 807,871.64 and 234,902.04

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Solution

The fourth proportional to 538,481.32, 807,871.64 and 234,902.04 is: 352,418.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,481.32 : 807,871.64 = 234,902.04 : x
  2. Step 2: Convert to fraction form
    538,481.32/807,871.64 = 234,902.04/x
  3. Step 3: Cross multiply
    538,481.32x = 807,871.64 × 234,902.04
  4. Step 4: Simplify right side
    538,481.32x = 189,770,696,294.15
  5. Step 5: Solve for x
    x = 189,770,696,294.15/538,481.32
  6. Step 6: Final answer
    x = 352,418.35

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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.