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Finding the Fourth Proportional to 232,115.64, 318,233.53 and 227,916.60

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Solution

The fourth proportional to 232,115.64, 318,233.53 and 227,916.60 is: 312,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,115.64 : 318,233.53 = 227,916.60 : x
  2. Step 2: Convert to fraction form
    232,115.64/318,233.53 = 227,916.60/x
  3. Step 3: Cross multiply
    232,115.64x = 318,233.53 × 227,916.60
  4. Step 4: Simplify right side
    232,115.64x = 72,530,704,163.60
  5. Step 5: Solve for x
    x = 72,530,704,163.60/232,115.64
  6. Step 6: Final answer
    x = 312,476.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.