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Finding the Fourth Proportional to 251,863.83, 347,459.76 and 170,165.88

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Solution

The fourth proportional to 251,863.83, 347,459.76 and 170,165.88 is: 234,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,863.83 : 347,459.76 = 170,165.88 : x
  2. Step 2: Convert to fraction form
    251,863.83/347,459.76 = 170,165.88/x
  3. Step 3: Cross multiply
    251,863.83x = 347,459.76 × 170,165.88
  4. Step 4: Simplify right side
    251,863.83x = 59,125,795,824.99
  5. Step 5: Solve for x
    x = 59,125,795,824.99/251,863.83
  6. Step 6: Final answer
    x = 234,753.02

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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.