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Finding the Fourth Proportional to 542,896.15, 814,661.75 and 227,326.63

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Solution

The fourth proportional to 542,896.15, 814,661.75 and 227,326.63 is: 341,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,896.15 : 814,661.75 = 227,326.63 : x
  2. Step 2: Convert to fraction form
    542,896.15/814,661.75 = 227,326.63/x
  3. Step 3: Cross multiply
    542,896.15x = 814,661.75 × 227,326.63
  4. Step 4: Simplify right side
    542,896.15x = 185,194,310,217.40
  5. Step 5: Solve for x
    x = 185,194,310,217.40/542,896.15
  6. Step 6: Final answer
    x = 341,122.90

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Similar ratio
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1.5x scale

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.