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Finding the Fourth Proportional to 273,226.56, 409,824.96 and 104,827.68

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Solution

The fourth proportional to 273,226.56, 409,824.96 and 104,827.68 is: 157,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,226.56 : 409,824.96 = 104,827.68 : x
  2. Step 2: Convert to fraction form
    273,226.56/409,824.96 = 104,827.68/x
  3. Step 3: Cross multiply
    273,226.56x = 409,824.96 × 104,827.68
  4. Step 4: Simplify right side
    273,226.56x = 42,960,999,762.89
  5. Step 5: Solve for x
    x = 42,960,999,762.89/273,226.56
  6. Step 6: Final answer
    x = 157,235.81

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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.