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Finding the Fourth Proportional to 433,540.20, 650,310.30 and 167,309.40

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Solution

The fourth proportional to 433,540.20, 650,310.30 and 167,309.40 is: 250,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,540.20 : 650,310.30 = 167,309.40 : x
  2. Step 2: Convert to fraction form
    433,540.20/650,310.30 = 167,309.40/x
  3. Step 3: Cross multiply
    433,540.20x = 650,310.30 × 167,309.40
  4. Step 4: Simplify right side
    433,540.20x = 108,803,026,106.82
  5. Step 5: Solve for x
    x = 108,803,026,106.82/433,540.20
  6. Step 6: Final answer
    x = 250,964.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.