Home / 324,634.11-447,997.32-181,400.19

Finding the Fourth Proportional to 324,634.11, 447,997.32 and 181,400.19

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Solution

The fourth proportional to 324,634.11, 447,997.32 and 181,400.19 is: 250,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,634.11 : 447,997.32 = 181,400.19 : x
  2. Step 2: Convert to fraction form
    324,634.11/447,997.32 = 181,400.19/x
  3. Step 3: Cross multiply
    324,634.11x = 447,997.32 × 181,400.19
  4. Step 4: Simplify right side
    324,634.11x = 81,266,798,967.49
  5. Step 5: Solve for x
    x = 81,266,798,967.49/324,634.11
  6. Step 6: Final answer
    x = 250,333.52

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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.