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Finding the Fourth Proportional to 273,325.60, 409,988.40 and 95,850.55

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Solution

The fourth proportional to 273,325.60, 409,988.40 and 95,850.55 is: 143,775.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,325.60 : 409,988.40 = 95,850.55 : x
  2. Step 2: Convert to fraction form
    273,325.60/409,988.40 = 95,850.55/x
  3. Step 3: Cross multiply
    273,325.60x = 409,988.40 × 95,850.55
  4. Step 4: Simplify right side
    273,325.60x = 39,297,613,633.62
  5. Step 5: Solve for x
    x = 39,297,613,633.62/273,325.60
  6. Step 6: Final answer
    x = 143,775.83

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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.