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Finding the Fourth Proportional to 654,185.76, 902,801.94 and 367,704.96

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Solution

The fourth proportional to 654,185.76, 902,801.94 and 367,704.96 is: 507,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,185.76 : 902,801.94 = 367,704.96 : x
  2. Step 2: Convert to fraction form
    654,185.76/902,801.94 = 367,704.96/x
  3. Step 3: Cross multiply
    654,185.76x = 902,801.94 × 367,704.96
  4. Step 4: Simplify right side
    654,185.76x = 331,964,751,235.62
  5. Step 5: Solve for x
    x = 331,964,751,235.62/654,185.76
  6. Step 6: Final answer
    x = 507,447.23

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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.