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Finding the Fourth Proportional to 244,783.76, 367,097.87 and 78,532.88

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Solution

The fourth proportional to 244,783.76, 367,097.87 and 78,532.88 is: 117,774.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,783.76 : 367,097.87 = 78,532.88 : x
  2. Step 2: Convert to fraction form
    244,783.76/367,097.87 = 78,532.88/x
  3. Step 3: Cross multiply
    244,783.76x = 367,097.87 × 78,532.88
  4. Step 4: Simplify right side
    244,783.76x = 28,829,251,333.81
  5. Step 5: Solve for x
    x = 28,829,251,333.81/244,783.76
  6. Step 6: Final answer
    x = 117,774.37

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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.