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Finding the Fourth Proportional to 363,137.36, 544,232.76 and 185,494.64

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Solution

The fourth proportional to 363,137.36, 544,232.76 and 185,494.64 is: 278,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,137.36 : 544,232.76 = 185,494.64 : x
  2. Step 2: Convert to fraction form
    363,137.36/544,232.76 = 185,494.64/x
  3. Step 3: Cross multiply
    363,137.36x = 544,232.76 × 185,494.64
  4. Step 4: Simplify right side
    363,137.36x = 100,952,259,892.41
  5. Step 5: Solve for x
    x = 100,952,259,892.41/363,137.36
  6. Step 6: Final answer
    x = 278,000.20

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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.