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Finding the Fourth Proportional to 336,611.16, 504,943.64 and 111,963.48

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Solution

The fourth proportional to 336,611.16, 504,943.64 and 111,963.48 is: 167,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,611.16 : 504,943.64 = 111,963.48 : x
  2. Step 2: Convert to fraction form
    336,611.16/504,943.64 = 111,963.48/x
  3. Step 3: Cross multiply
    336,611.16x = 504,943.64 × 111,963.48
  4. Step 4: Simplify right side
    336,611.16x = 56,535,247,138.27
  5. Step 5: Solve for x
    x = 56,535,247,138.27/336,611.16
  6. Step 6: Final answer
    x = 167,954.17

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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.