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Finding the Fourth Proportional to 244,940.35, 337,994.35 and 137,485.75

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Solution

The fourth proportional to 244,940.35, 337,994.35 and 137,485.75 is: 189,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,940.35 : 337,994.35 = 137,485.75 : x
  2. Step 2: Convert to fraction form
    244,940.35/337,994.35 = 137,485.75/x
  3. Step 3: Cross multiply
    244,940.35x = 337,994.35 × 137,485.75
  4. Step 4: Simplify right side
    244,940.35x = 46,469,406,705.51
  5. Step 5: Solve for x
    x = 46,469,406,705.51/244,940.35
  6. Step 6: Final answer
    x = 189,717.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.