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Finding the Fourth Proportional to 244,693.80, 367,040.70 and 156,120.30

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Solution

The fourth proportional to 244,693.80, 367,040.70 and 156,120.30 is: 234,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,693.80 : 367,040.70 = 156,120.30 : x
  2. Step 2: Convert to fraction form
    244,693.80/367,040.70 = 156,120.30/x
  3. Step 3: Cross multiply
    244,693.80x = 367,040.70 × 156,120.30
  4. Step 4: Simplify right side
    244,693.80x = 57,302,504,196.21
  5. Step 5: Solve for x
    x = 57,302,504,196.21/244,693.80
  6. Step 6: Final answer
    x = 234,180.45

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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.