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Finding the Fourth Proportional to 306,600.66, 459,882.39 and 114,437.88

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Solution

The fourth proportional to 306,600.66, 459,882.39 and 114,437.88 is: 171,649.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,600.66 : 459,882.39 = 114,437.88 : x
  2. Step 2: Convert to fraction form
    306,600.66/459,882.39 = 114,437.88/x
  3. Step 3: Cross multiply
    306,600.66x = 459,882.39 × 114,437.88
  4. Step 4: Simplify right side
    306,600.66x = 52,627,965,760.93
  5. Step 5: Solve for x
    x = 52,627,965,760.93/306,600.66
  6. Step 6: Final answer
    x = 171,649.88

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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.