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Finding the Fourth Proportional to 267,021.30, 368,489.51 and 146,163.27

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Solution

The fourth proportional to 267,021.30, 368,489.51 and 146,163.27 is: 201,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,021.30 : 368,489.51 = 146,163.27 : x
  2. Step 2: Convert to fraction form
    267,021.30/368,489.51 = 146,163.27/x
  3. Step 3: Cross multiply
    267,021.30x = 368,489.51 × 146,163.27
  4. Step 4: Simplify right side
    267,021.30x = 53,859,632,298.11
  5. Step 5: Solve for x
    x = 53,859,632,298.11/267,021.30
  6. Step 6: Final answer
    x = 201,705.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.