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Finding the Fourth Proportional to 229,092.60, 343,671.30 and 71,304.60

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Solution

The fourth proportional to 229,092.60, 343,671.30 and 71,304.60 is: 106,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,092.60 : 343,671.30 = 71,304.60 : x
  2. Step 2: Convert to fraction form
    229,092.60/343,671.30 = 71,304.60/x
  3. Step 3: Cross multiply
    229,092.60x = 343,671.30 × 71,304.60
  4. Step 4: Simplify right side
    229,092.60x = 24,505,344,577.98
  5. Step 5: Solve for x
    x = 24,505,344,577.98/229,092.60
  6. Step 6: Final answer
    x = 106,966.98

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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.