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Finding the Fourth Proportional to 217,674.96, 300,504.18 and 169,168.56

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Solution

The fourth proportional to 217,674.96, 300,504.18 and 169,168.56 is: 233,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,674.96 : 300,504.18 = 169,168.56 : x
  2. Step 2: Convert to fraction form
    217,674.96/300,504.18 = 169,168.56/x
  3. Step 3: Cross multiply
    217,674.96x = 300,504.18 × 169,168.56
  4. Step 4: Simplify right side
    217,674.96x = 50,835,859,404.58
  5. Step 5: Solve for x
    x = 50,835,859,404.58/217,674.96
  6. Step 6: Final answer
    x = 233,540.23

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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.