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Finding the Fourth Proportional to 654,181.76, 902,796.42 and 367,700.96

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Solution

The fourth proportional to 654,181.76, 902,796.42 and 367,700.96 is: 507,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,181.76 : 902,796.42 = 367,700.96 : x
  2. Step 2: Convert to fraction form
    654,181.76/902,796.42 = 367,700.96/x
  3. Step 3: Cross multiply
    654,181.76x = 902,796.42 × 367,700.96
  4. Step 4: Simplify right side
    654,181.76x = 331,959,110,318.56
  5. Step 5: Solve for x
    x = 331,959,110,318.56/654,181.76
  6. Step 6: Final answer
    x = 507,441.71

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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.