Home / 324,083.60-447,260.83-178,918.23

Finding the Fourth Proportional to 324,083.60, 447,260.83 and 178,918.23

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Solution

The fourth proportional to 324,083.60, 447,260.83 and 178,918.23 is: 246,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,083.60 : 447,260.83 = 178,918.23 : x
  2. Step 2: Convert to fraction form
    324,083.60/447,260.83 = 178,918.23/x
  3. Step 3: Cross multiply
    324,083.60x = 447,260.83 × 178,918.23
  4. Step 4: Simplify right side
    324,083.60x = 80,023,117,281.86
  5. Step 5: Solve for x
    x = 80,023,117,281.86/324,083.60
  6. Step 6: Final answer
    x = 246,921.22

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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.