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Finding the Fourth Proportional to 394,791.48, 592,412.94 and 167,069.16

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Solution

The fourth proportional to 394,791.48, 592,412.94 and 167,069.16 is: 250,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,791.48 : 592,412.94 = 167,069.16 : x
  2. Step 2: Convert to fraction form
    394,791.48/592,412.94 = 167,069.16/x
  3. Step 3: Cross multiply
    394,791.48x = 592,412.94 × 167,069.16
  4. Step 4: Simplify right side
    394,791.48x = 98,973,932,258.93
  5. Step 5: Solve for x
    x = 98,973,932,258.93/394,791.48
  6. Step 6: Final answer
    x = 250,699.26

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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.