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Finding the Fourth Proportional to 324,507.54, 447,775.92 and 181,249.32

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Solution

The fourth proportional to 324,507.54, 447,775.92 and 181,249.32 is: 250,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,507.54 : 447,775.92 = 181,249.32 : x
  2. Step 2: Convert to fraction form
    324,507.54/447,775.92 = 181,249.32/x
  3. Step 3: Cross multiply
    324,507.54x = 447,775.92 × 181,249.32
  4. Step 4: Simplify right side
    324,507.54x = 81,159,081,012.37
  5. Step 5: Solve for x
    x = 81,159,081,012.37/324,507.54
  6. Step 6: Final answer
    x = 250,099.21

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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.