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Finding the Fourth Proportional to 330,883.57, 456,700.44 and 187,727.41

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Solution

The fourth proportional to 330,883.57, 456,700.44 and 187,727.41 is: 259,109.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,883.57 : 456,700.44 = 187,727.41 : x
  2. Step 2: Convert to fraction form
    330,883.57/456,700.44 = 187,727.41/x
  3. Step 3: Cross multiply
    330,883.57x = 456,700.44 × 187,727.41
  4. Step 4: Simplify right side
    330,883.57x = 85,735,190,747.06
  5. Step 5: Solve for x
    x = 85,735,190,747.06/330,883.57
  6. Step 6: Final answer
    x = 259,109.85

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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.