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Finding the Fourth Proportional to 244,694.24, 367,006.80 and 78,460.64

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Solution

The fourth proportional to 244,694.24, 367,006.80 and 78,460.64 is: 117,679.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,694.24 : 367,006.80 = 78,460.64 : x
  2. Step 2: Convert to fraction form
    244,694.24/367,006.80 = 78,460.64/x
  3. Step 3: Cross multiply
    244,694.24x = 367,006.80 × 78,460.64
  4. Step 4: Simplify right side
    244,694.24x = 28,795,588,412.35
  5. Step 5: Solve for x
    x = 28,795,588,412.35/244,694.24
  6. Step 6: Final answer
    x = 117,679.88

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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.