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Finding the Fourth Proportional to 271,550.78, 374,751.87 and 180,760.62

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Solution

The fourth proportional to 271,550.78, 374,751.87 and 180,760.62 is: 249,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,550.78 : 374,751.87 = 180,760.62 : x
  2. Step 2: Convert to fraction form
    271,550.78/374,751.87 = 180,760.62/x
  3. Step 3: Cross multiply
    271,550.78x = 374,751.87 × 180,760.62
  4. Step 4: Simplify right side
    271,550.78x = 67,740,380,367.36
  5. Step 5: Solve for x
    x = 67,740,380,367.36/271,550.78
  6. Step 6: Final answer
    x = 249,457.51

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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.