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Finding the Fourth Proportional to 267,150.08, 400,745.95 and 77,613.53

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Solution

The fourth proportional to 267,150.08, 400,745.95 and 77,613.53 is: 116,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,150.08 : 400,745.95 = 77,613.53 : x
  2. Step 2: Convert to fraction form
    267,150.08/400,745.95 = 77,613.53/x
  3. Step 3: Cross multiply
    267,150.08x = 400,745.95 × 77,613.53
  4. Step 4: Simplify right side
    267,150.08x = 31,103,305,614.94
  5. Step 5: Solve for x
    x = 31,103,305,614.94/267,150.08
  6. Step 6: Final answer
    x = 116,426.34

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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.