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Finding the Fourth Proportional to 336,781.36, 504,810.50 and 167,968.19

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Solution

The fourth proportional to 336,781.36, 504,810.50 and 167,968.19 is: 251,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,781.36 : 504,810.50 = 167,968.19 : x
  2. Step 2: Convert to fraction form
    336,781.36/504,810.50 = 167,968.19/x
  3. Step 3: Cross multiply
    336,781.36x = 504,810.50 × 167,968.19
  4. Step 4: Simplify right side
    336,781.36x = 84,792,106,400.18
  5. Step 5: Solve for x
    x = 84,792,106,400.18/336,781.36
  6. Step 6: Final answer
    x = 251,771.97

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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.