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Finding the Fourth Proportional to 332,883.66, 499,451.30 and 199,856.66

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Solution

The fourth proportional to 332,883.66, 499,451.30 and 199,856.66 is: 299,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,883.66 : 499,451.30 = 199,856.66 : x
  2. Step 2: Convert to fraction form
    332,883.66/499,451.30 = 199,856.66/x
  3. Step 3: Cross multiply
    332,883.66x = 499,451.30 × 199,856.66
  4. Step 4: Simplify right side
    332,883.66x = 99,818,665,154.12
  5. Step 5: Solve for x
    x = 99,818,665,154.12/332,883.66
  6. Step 6: Final answer
    x = 299,860.51

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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.