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Finding the Fourth Proportional to 322,119.44, 444,530.80 and 178,892.82

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Solution

The fourth proportional to 322,119.44, 444,530.80 and 178,892.82 is: 246,875.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,119.44 : 444,530.80 = 178,892.82 : x
  2. Step 2: Convert to fraction form
    322,119.44/444,530.80 = 178,892.82/x
  3. Step 3: Cross multiply
    322,119.44x = 444,530.80 × 178,892.82
  4. Step 4: Simplify right side
    322,119.44x = 79,523,368,388.86
  5. Step 5: Solve for x
    x = 79,523,368,388.86/322,119.44
  6. Step 6: Final answer
    x = 246,875.41

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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.