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Finding the Fourth Proportional to 295,466.40, 443,082.96 and 108,375.84

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Solution

The fourth proportional to 295,466.40, 443,082.96 and 108,375.84 is: 162,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,466.40 : 443,082.96 = 108,375.84 : x
  2. Step 2: Convert to fraction form
    295,466.40/443,082.96 = 108,375.84/x
  3. Step 3: Cross multiply
    295,466.40x = 443,082.96 × 108,375.84
  4. Step 4: Simplify right side
    295,466.40x = 48,019,487,979.69
  5. Step 5: Solve for x
    x = 48,019,487,979.69/295,466.40
  6. Step 6: Final answer
    x = 162,520.98

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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.