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Finding the Fourth Proportional to 200,495.46, 300,757.95 and 67,374.75

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Solution

The fourth proportional to 200,495.46, 300,757.95 and 67,374.75 is: 101,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,495.46 : 300,757.95 = 67,374.75 : x
  2. Step 2: Convert to fraction form
    200,495.46/300,757.95 = 67,374.75/x
  3. Step 3: Cross multiply
    200,495.46x = 300,757.95 × 67,374.75
  4. Step 4: Simplify right side
    200,495.46x = 20,263,491,691.76
  5. Step 5: Solve for x
    x = 20,263,491,691.76/200,495.46
  6. Step 6: Final answer
    x = 101,067.08

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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.