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Finding the Fourth Proportional to 267,283.29, 400,950.27 and 75,157.30

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Solution

The fourth proportional to 267,283.29, 400,950.27 and 75,157.30 is: 112,743.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,283.29 : 400,950.27 = 75,157.30 : x
  2. Step 2: Convert to fraction form
    267,283.29/400,950.27 = 75,157.30/x
  3. Step 3: Cross multiply
    267,283.29x = 400,950.27 × 75,157.30
  4. Step 4: Simplify right side
    267,283.29x = 30,134,339,727.47
  5. Step 5: Solve for x
    x = 30,134,339,727.47/267,283.29
  6. Step 6: Final answer
    x = 112,743.07

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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.