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Finding the Fourth Proportional to 183,162.80, 274,744.20 and 165,083.60

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Solution

The fourth proportional to 183,162.80, 274,744.20 and 165,083.60 is: 247,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,162.80 : 274,744.20 = 165,083.60 : x
  2. Step 2: Convert to fraction form
    183,162.80/274,744.20 = 165,083.60/x
  3. Step 3: Cross multiply
    183,162.80x = 274,744.20 × 165,083.60
  4. Step 4: Simplify right side
    183,162.80x = 45,355,761,615.12
  5. Step 5: Solve for x
    x = 45,355,761,615.12/183,162.80
  6. Step 6: Final answer
    x = 247,625.40

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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.