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Finding the Fourth Proportional to 361,179.56, 498,432.22 and 200,037.36

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Solution

The fourth proportional to 361,179.56, 498,432.22 and 200,037.36 is: 276,054.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,179.56 : 498,432.22 = 200,037.36 : x
  2. Step 2: Convert to fraction form
    361,179.56/498,432.22 = 200,037.36/x
  3. Step 3: Cross multiply
    361,179.56x = 498,432.22 × 200,037.36
  4. Step 4: Simplify right side
    361,179.56x = 99,705,065,427.74
  5. Step 5: Solve for x
    x = 99,705,065,427.74/361,179.56
  6. Step 6: Final answer
    x = 276,054.01

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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.