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Finding the Fourth Proportional to 325,401.89, 449,051.18 and 182,163.11

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Solution

The fourth proportional to 325,401.89, 449,051.18 and 182,163.11 is: 251,383.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,401.89 : 449,051.18 = 182,163.11 : x
  2. Step 2: Convert to fraction form
    325,401.89/449,051.18 = 182,163.11/x
  3. Step 3: Cross multiply
    325,401.89x = 449,051.18 × 182,163.11
  4. Step 4: Simplify right side
    325,401.89x = 81,800,556,341.90
  5. Step 5: Solve for x
    x = 81,800,556,341.90/325,401.89
  6. Step 6: Final answer
    x = 251,383.17

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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.