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Finding the Fourth Proportional to 297,474.37, 410,512.36 and 161,505.62

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Solution

The fourth proportional to 297,474.37, 410,512.36 and 161,505.62 is: 222,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,474.37 : 410,512.36 = 161,505.62 : x
  2. Step 2: Convert to fraction form
    297,474.37/410,512.36 = 161,505.62/x
  3. Step 3: Cross multiply
    297,474.37x = 410,512.36 × 161,505.62
  4. Step 4: Simplify right side
    297,474.37x = 66,300,053,219.46
  5. Step 5: Solve for x
    x = 66,300,053,219.46/297,474.37
  6. Step 6: Final answer
    x = 222,876.52

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1.5x scale

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.