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Finding the Fourth Proportional to 182,912.10, 256,251.90 and 182,912.10

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Solution

The fourth proportional to 182,912.10, 256,251.90 and 182,912.10 is: 256,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,912.10 : 256,251.90 = 182,912.10 : x
  2. Step 2: Convert to fraction form
    182,912.10/256,251.90 = 182,912.10/x
  3. Step 3: Cross multiply
    182,912.10x = 256,251.90 × 182,912.10
  4. Step 4: Simplify right side
    182,912.10x = 46,871,573,157.99
  5. Step 5: Solve for x
    x = 46,871,573,157.99/182,912.10
  6. Step 6: Final answer
    x = 256,251.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.