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Finding the Fourth Proportional to 367,845.94, 551,768.28 and 101,605.78

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Solution

The fourth proportional to 367,845.94, 551,768.28 and 101,605.78 is: 152,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,845.94 : 551,768.28 = 101,605.78 : x
  2. Step 2: Convert to fraction form
    367,845.94/551,768.28 = 101,605.78/x
  3. Step 3: Cross multiply
    367,845.94x = 551,768.28 × 101,605.78
  4. Step 4: Simplify right side
    367,845.94x = 56,062,846,468.66
  5. Step 5: Solve for x
    x = 56,062,846,468.66/367,845.94
  6. Step 6: Final answer
    x = 152,408.50

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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.