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Finding the Fourth Proportional to 336,782.87, 504,812.75 and 167,969.70

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Solution

The fourth proportional to 336,782.87, 504,812.75 and 167,969.70 is: 251,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,782.87 : 504,812.75 = 167,969.70 : x
  2. Step 2: Convert to fraction form
    336,782.87/504,812.75 = 167,969.70/x
  3. Step 3: Cross multiply
    336,782.87x = 504,812.75 × 167,969.70
  4. Step 4: Simplify right side
    336,782.87x = 84,793,245,333.83
  5. Step 5: Solve for x
    x = 84,793,245,333.83/336,782.87
  6. Step 6: Final answer
    x = 251,774.23

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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.