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Finding the Fourth Proportional to 332,023.70, 498,035.55 and 82,705.70

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Solution

The fourth proportional to 332,023.70, 498,035.55 and 82,705.70 is: 124,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,023.70 : 498,035.55 = 82,705.70 : x
  2. Step 2: Convert to fraction form
    332,023.70/498,035.55 = 82,705.70/x
  3. Step 3: Cross multiply
    332,023.70x = 498,035.55 × 82,705.70
  4. Step 4: Simplify right side
    332,023.70x = 41,190,378,787.64
  5. Step 5: Solve for x
    x = 41,190,378,787.64/332,023.70
  6. Step 6: Final answer
    x = 124,058.55

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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.