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Finding the Fourth Proportional to 273,291.96, 409,904.02 and 73,627.96

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Solution

The fourth proportional to 273,291.96, 409,904.02 and 73,627.96 is: 110,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,291.96 : 409,904.02 = 73,627.96 : x
  2. Step 2: Convert to fraction form
    273,291.96/409,904.02 = 73,627.96/x
  3. Step 3: Cross multiply
    273,291.96x = 409,904.02 × 73,627.96
  4. Step 4: Simplify right side
    273,291.96x = 30,180,396,788.40
  5. Step 5: Solve for x
    x = 30,180,396,788.40/273,291.96
  6. Step 6: Final answer
    x = 110,432.80

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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.