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Finding the Fourth Proportional to 367,428.96, 551,146.08 and 101,183.52

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Solution

The fourth proportional to 367,428.96, 551,146.08 and 101,183.52 is: 151,776.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,428.96 : 551,146.08 = 101,183.52 : x
  2. Step 2: Convert to fraction form
    367,428.96/551,146.08 = 101,183.52/x
  3. Step 3: Cross multiply
    367,428.96x = 551,146.08 × 101,183.52
  4. Step 4: Simplify right side
    367,428.96x = 55,766,900,408.60
  5. Step 5: Solve for x
    x = 55,766,900,408.60/367,428.96
  6. Step 6: Final answer
    x = 151,776.01

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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.