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Finding the Fourth Proportional to 325,083.78, 448,591.16 and 181,816.14

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Solution

The fourth proportional to 325,083.78, 448,591.16 and 181,816.14 is: 250,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,083.78 : 448,591.16 = 181,816.14 : x
  2. Step 2: Convert to fraction form
    325,083.78/448,591.16 = 181,816.14/x
  3. Step 3: Cross multiply
    325,083.78x = 448,591.16 × 181,816.14
  4. Step 4: Simplify right side
    325,083.78x = 81,561,115,286.08
  5. Step 5: Solve for x
    x = 81,561,115,286.08/325,083.78
  6. Step 6: Final answer
    x = 250,892.60

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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.