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Finding the Fourth Proportional to 392,676.00, 541,892.58 and 222,910.13

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Solution

The fourth proportional to 392,676.00, 541,892.58 and 222,910.13 is: 307,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,676.00 : 541,892.58 = 222,910.13 : x
  2. Step 2: Convert to fraction form
    392,676.00/541,892.58 = 222,910.13/x
  3. Step 3: Cross multiply
    392,676.00x = 541,892.58 × 222,910.13
  4. Step 4: Simplify right side
    392,676.00x = 120,793,344,178.38
  5. Step 5: Solve for x
    x = 120,793,344,178.38/392,676.00
  6. Step 6: Final answer
    x = 307,615.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.