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Finding the Fourth Proportional to 336,513.39, 504,660.86 and 111,813.48

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Solution

The fourth proportional to 336,513.39, 504,660.86 and 111,813.48 is: 167,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,513.39 : 504,660.86 = 111,813.48 : x
  2. Step 2: Convert to fraction form
    336,513.39/504,660.86 = 111,813.48/x
  3. Step 3: Cross multiply
    336,513.39x = 504,660.86 × 111,813.48
  4. Step 4: Simplify right side
    336,513.39x = 56,427,886,976.39
  5. Step 5: Solve for x
    x = 56,427,886,976.39/336,513.39
  6. Step 6: Final answer
    x = 167,683.93

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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.