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Finding the Fourth Proportional to 296,099.70, 443,493.45 and 243,611.70

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Solution

The fourth proportional to 296,099.70, 443,493.45 and 243,611.70 is: 364,877.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,099.70 : 443,493.45 = 243,611.70 : x
  2. Step 2: Convert to fraction form
    296,099.70/443,493.45 = 243,611.70/x
  3. Step 3: Cross multiply
    296,099.70x = 443,493.45 × 243,611.70
  4. Step 4: Simplify right side
    296,099.70x = 108,040,193,293.37
  5. Step 5: Solve for x
    x = 108,040,193,293.37/296,099.70
  6. Step 6: Final answer
    x = 364,877.75

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1.5x scale

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.