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Finding the Fourth Proportional to 247,480.80, 340,995.94 and 166,768.14

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Solution

The fourth proportional to 247,480.80, 340,995.94 and 166,768.14 is: 229,784.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,480.80 : 340,995.94 = 166,768.14 : x
  2. Step 2: Convert to fraction form
    247,480.80/340,995.94 = 166,768.14/x
  3. Step 3: Cross multiply
    247,480.80x = 340,995.94 × 166,768.14
  4. Step 4: Simplify right side
    247,480.80x = 56,867,258,661.35
  5. Step 5: Solve for x
    x = 56,867,258,661.35/247,480.80
  6. Step 6: Final answer
    x = 229,784.53

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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.