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Finding the Fourth Proportional to 324,202.64, 486,517.32 and 113,834.96

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Solution

The fourth proportional to 324,202.64, 486,517.32 and 113,834.96 is: 170,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,202.64 : 486,517.32 = 113,834.96 : x
  2. Step 2: Convert to fraction form
    324,202.64/486,517.32 = 113,834.96/x
  3. Step 3: Cross multiply
    324,202.64x = 486,517.32 × 113,834.96
  4. Step 4: Simplify right side
    324,202.64x = 55,382,679,661.51
  5. Step 5: Solve for x
    x = 55,382,679,661.51/324,202.64
  6. Step 6: Final answer
    x = 170,827.36

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1.5x scale

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.