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Finding the Fourth Proportional to 323,663.04, 485,157.47 and 181,299.53

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Solution

The fourth proportional to 323,663.04, 485,157.47 and 181,299.53 is: 271,760.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,663.04 : 485,157.47 = 181,299.53 : x
  2. Step 2: Convert to fraction form
    323,663.04/485,157.47 = 181,299.53/x
  3. Step 3: Cross multiply
    323,663.04x = 485,157.47 × 181,299.53
  4. Step 4: Simplify right side
    323,663.04x = 87,958,821,593.39
  5. Step 5: Solve for x
    x = 87,958,821,593.39/323,663.04
  6. Step 6: Final answer
    x = 271,760.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.